The hydrogen spectrum substantiates the existence of the quantized electronic structure of an atom. It consists of six series of spectral lines. They are named after the names of scientists who discovered them.
If everyone is thinking alike, we cannot solve the hurdles of a problem. It seems true if we observe these hypotheses' hierarchy once. Italian physicist Francesco Maria Grimaldi discovered the wave phenomenon of light in 1665. But the uncertainty about light's nature was finally solved by Einstein's explanation of the photoelectric effect. Similarly, Neil Bohr succeeded in describing the structure of an atom with quantized electron orbits. But his stipulation of allowed stationary orbits was only a supposition until the discovery of the de-Broglie equation.
Louis de-Broglie, a French physicist, presumed that moving microscopic and macroscopic objects are waves. He introduced a word called 'matter wave' to describe the waves of material objects in motion. As a result, matter exhibits a dual character of both particle and wave. Moreover, he derived an empirical formula to measure the wavelength of matter waves in 1923 called the de-Broglie equation.
It is a graphical explanation of a blackbody's emissive power and radiation wavelength at various temperatures. We know blackbody emissions are temperature specific. And a blackbody graph is an overall variation of a blackbody's emissive power as a function of wavelength measured at different temperatures. But the Wien displacement law graph focuses on spectral intensities of blackbody emissions as a function of wavelength at a peak wavelength state λmax at a specific temperature T.
MCQs of blackbody & its radiation .pdfSaiKalyani11
It is an e-book of MCQs & answers on blackbody. It is in PowerPoint format with 40 questions and detailed answer explanation that makes you clear every single point of blackbody and its radiation. The e-book has 54 beautifully designed slides. The contents of the e-book are below.
Multiple choice questions and answers - 20 no.s
True or false questions-10 no.s
Reasoning questions - 10 no.s
To disclose all the contents of the e-book, visit this link.
https://kameswariservices201831.myinstamojo.com/product/3556812/mcqs-answers-of-blackbody-and-its-radiation
A blackbody is an imaginary object that absorbs all incident light without reflecting any, invented by German physicist Gustav Kirchhoff in 1860 to help understand thermal radiation. Examples of materials that approximate a blackbody include lamp black, graphite, and platinum black. The energy distribution of electromagnetic radiation emitted by a blackbody, known as blackbody radiation, depends only on the body's temperature according to Planck's law.
It discusses Wien displacement law. To go through the numerical problems of the Wien displacement law topic, visit our e-book at;
https://kameswariservices201831.myinstamojo.com/product/3493453/numerical-problems-on-wien-displacement-law-
The blackbody is a hollow enclosure with a pinhole to emit its radiations. The secure covering of the blackbody prevents the absorbed light from escaping.
A blackbody is a solid closed unreal body that is inexistent. But lamp black, platinum black, and graphite-coated surfaces are non-ideal black bodies for laboratory purposes. An object with above 0.95 emissivities is an approximate blackbody. Besides, the hotter bodies emitting electromagnetic radiation under thermal equilibrium conditions are also considered partial black bodies.
An ideal black body is an imaginary concept developed by Gustav Kirchhoff that perfectly absorbs all electromagnetic radiation that falls on it and reflects none. It plays a significant role in quantum mechanics by being a perfect emitter and absorber of thermal radiation, releasing electromagnetic radiation when heated that follows specific laws like Planck's quantum law, Wien's displacement law, and Stefan-Boltzmann law. Real blackbodies have opaque, closed surfaces that absorb radiation based on factors like temperature, emissivity, and surface area, and their radiation is used in applications like thermal imaging, optical sensors, and burglar alarms.
If everyone is thinking alike, we cannot solve the hurdles of a problem. It seems true if we observe these hypotheses' hierarchy once. Italian physicist Francesco Maria Grimaldi discovered the wave phenomenon of light in 1665. But the uncertainty about light's nature was finally solved by Einstein's explanation of the photoelectric effect. Similarly, Neil Bohr succeeded in describing the structure of an atom with quantized electron orbits. But his stipulation of allowed stationary orbits was only a supposition until the discovery of the de-Broglie equation.
Louis de-Broglie, a French physicist, presumed that moving microscopic and macroscopic objects are waves. He introduced a word called 'matter wave' to describe the waves of material objects in motion. As a result, matter exhibits a dual character of both particle and wave. Moreover, he derived an empirical formula to measure the wavelength of matter waves in 1923 called the de-Broglie equation.
It is a graphical explanation of a blackbody's emissive power and radiation wavelength at various temperatures. We know blackbody emissions are temperature specific. And a blackbody graph is an overall variation of a blackbody's emissive power as a function of wavelength measured at different temperatures. But the Wien displacement law graph focuses on spectral intensities of blackbody emissions as a function of wavelength at a peak wavelength state λmax at a specific temperature T.
MCQs of blackbody & its radiation .pdfSaiKalyani11
It is an e-book of MCQs & answers on blackbody. It is in PowerPoint format with 40 questions and detailed answer explanation that makes you clear every single point of blackbody and its radiation. The e-book has 54 beautifully designed slides. The contents of the e-book are below.
Multiple choice questions and answers - 20 no.s
True or false questions-10 no.s
Reasoning questions - 10 no.s
To disclose all the contents of the e-book, visit this link.
https://kameswariservices201831.myinstamojo.com/product/3556812/mcqs-answers-of-blackbody-and-its-radiation
A blackbody is an imaginary object that absorbs all incident light without reflecting any, invented by German physicist Gustav Kirchhoff in 1860 to help understand thermal radiation. Examples of materials that approximate a blackbody include lamp black, graphite, and platinum black. The energy distribution of electromagnetic radiation emitted by a blackbody, known as blackbody radiation, depends only on the body's temperature according to Planck's law.
It discusses Wien displacement law. To go through the numerical problems of the Wien displacement law topic, visit our e-book at;
https://kameswariservices201831.myinstamojo.com/product/3493453/numerical-problems-on-wien-displacement-law-
The blackbody is a hollow enclosure with a pinhole to emit its radiations. The secure covering of the blackbody prevents the absorbed light from escaping.
A blackbody is a solid closed unreal body that is inexistent. But lamp black, platinum black, and graphite-coated surfaces are non-ideal black bodies for laboratory purposes. An object with above 0.95 emissivities is an approximate blackbody. Besides, the hotter bodies emitting electromagnetic radiation under thermal equilibrium conditions are also considered partial black bodies.
An ideal black body is an imaginary concept developed by Gustav Kirchhoff that perfectly absorbs all electromagnetic radiation that falls on it and reflects none. It plays a significant role in quantum mechanics by being a perfect emitter and absorber of thermal radiation, releasing electromagnetic radiation when heated that follows specific laws like Planck's quantum law, Wien's displacement law, and Stefan-Boltzmann law. Real blackbodies have opaque, closed surfaces that absorb radiation based on factors like temperature, emissivity, and surface area, and their radiation is used in applications like thermal imaging, optical sensors, and burglar alarms.
MCQs of blackbody & Kirchhoff's law.pdfSaiKalyani11
It is a PowerPoint presentation on multiple choice questions and answers on Blackbody & Kirchhoff's law topics. It discusses all practical examples and numerical problems of the said concepts.
This PowerPoint presentation explains Planck's quantum theory and Planck's constant topics briefly. It is now available on Instamojo for just Rs.10/-. Save a personalized copy of this presentation by visiting Instamojo. The link is below.
https://kameswariservices201831.myinstamojo.com/product/3439450/planck-quantum-theory-postulates
It is a PowerPoint presentation of Kirchhoff's law of thermal radiation. And it gives a brief idea of Kirchhoff's law, its applications, and examples. Moreover, it explains the terms absorptivity, emissive power, thermal equilibrium, and emissivity.
It discusses Kirchhoff's law and its examples. It explains blackbody emissions in thermal equilibrium conditions.
We are sorry to inform you about a small error in Kirchhoff's formula section of the above infographic. Kirchhoff's formula states that the absorptivity and emissivity of the body are equal in thermal equilibrium conditions. 'a' is the absorbing power of the body at a wavelength λ. And 'e' is the emissivity of the body at the same wavelength. So, we will write aλ=e but not aλ=eλ. We request you read it correctly while going through the PDF.
Kirchhoff's law formula and its derivation. Numerical problems.pdfSaiKalyani11
It discusses Kirchhoff's formula and its derivation. And it includes numerical problems of Kirchhoff's law. For a colorful e-book for only 10/- rupees on Kirchhoff's law, visit our store at;
https://kameswariservices201831.myinstamojo.com/product/3467221/kirchhoffs-law-of-thermal-radiations
It describes the definition of Planck's constant. Planck constant helps compute the discrete energy changes of a body by relating to the frequency of the photon. Planck constant explains the proportionality relationship between the photon's energy and the frequency.
For more information on this topic, kindly visit our blog article at;
https://jayamchemistrylearners.blogspot.com/2022/08/plancks-constant-chemistry-learners.html
Numerical problems of Planck's quantum theory.pdfSaiKalyani11
It is a PowerPoint presentation on numerical problems of Planck quantum theory topic.
It includes 12 numerical problems with solved answers. Besides, this PowerPoint presentation has a mind map to remember all formulas of Planck quantum law.
This document contains 10 multiple choice questions about Planck's constant. It provides explanations for why Planck's constant was introduced, its value in different units, and that it explains both the quantum and particle nature of light. The questions cover topics like the relationship between photon energy and frequency, experimental methods used to determine Planck's constant, and why LED lights are used in these calculations. Additional resources on Planck's constant and quantum theory are provided at the end.
The document contains 10 multiple choice questions about the hydrogen spectrum. It discusses that the essential condition to observe the hydrogen spectrum is high temperature and low pressure. The hydrogen spectrum appears as distinct lines, with the prominent line being red with a wavelength of 656 nm. It is an example of a line spectrum and can be recorded using a spectroscope. Robert Bunsen and Gustav Kirchhoff discovered the hydrogen spectrum and spectroscope, while Isaac Newton first discovered the word "spectrum".
The Rydberg formula helps to determine the wavenumber or wavelengths of hydrogen spectral lines obtained in the hydrogen spectrum. Previously, Johann Jakob Balmer discovered an empirical formula to determine the wavelengths of hydrogen spectral lines obtained in the visible region of the hydrogen spectrum. As we all know, the hydrogen spectrum is not limited to the visible zone only. It occupies the ultraviolet and infrared parts of the electromagnetic spectrum also. Hence, the scientists' quests to determine the spectral positions of various spectral lines of the hydrogen spectrum finally came to an end with the Rydberg formula.
Some important points of Rydberg formula.pdfSaiKalyani11
Rydberg formula calculates the wavenumber of spectral lines obtained in the spectra of single electron hydrogen-like atoms. Rydberg's envision to measure the wavenumber of spectral energies instead of wavelengths had brought a distinguishing variation in the spectral evaluations.
The applications of spectral studies.pdfSaiKalyani11
It discusses the importance of spectral studies. The Rydberg-Ritz combination principle deals with the identification of unknown spectral lines of the atomic spectrum. Besides, spectral studies have much significance in the analysis of the composition of astronomical matter. The study of emission and absorption spectra of the substance provides information on its structure. In particular, astronomers use this spectroscopic data to determine the constituents of stars and interstellar matter.
The Rydberg formula helps to determine the wavenumber or wavelengths of hydrogen spectral lines obtained in the hydrogen spectrum. Previously, Johann Jakob Balmer discovered an empirical formula to determine the wavelengths of hydrogen spectral lines obtained in the visible region of the hydrogen spectrum. As we all know, the hydrogen spectrum is not limited to the visible zone only. It occupies the ultraviolet and infrared parts of the electromagnetic spectrum also. Hence, the scientists' quests to determine the spectral positions of various spectral lines of the hydrogen spectrum finally came to an end with the Rydberg formula.
For more information on this topic, kindly visit our blog at;
https://jayamchemistrylearners.blogspot.com/2022/05/rydberg-ritz-combination-principle.html
The Rydberg formula helps to determine the wavenumber or wavelengths of hydrogen spectral lines obtained in the hydrogen spectrum. Previously, Johann Jakob Balmer discovered an empirical formula to determine the wavelengths of hydrogen spectral lines obtained in the visible region of the hydrogen spectrum. As we all know, the hydrogen spectrum is not limited to the visible zone only. It occupies the ultraviolet and infrared parts of the electromagnetic spectrum also. Hence, the scientists' quests to determine the spectral positions of various spectral lines of the hydrogen spectrum finally came to an end with the Rydberg formula.
For more information on this topic, kindly visit our blog article at;
https://jayamchemistrylearners.blogspot.com/2022/06/rydberg-formula-chemistry-learners.html
Comparison between the Rydberg formula and Balmer formula.pdfSaiKalyani11
In 1888, Rydberg put forward an empirical relation to calculate the wavelengths of spectral emission lines of the hydrogen spectral series. It is an empirical generalization of the Balmer formula. Here are the points of difference between the Rydberg formula and the Balmer formula.
Rydberg formula:
It determines the wavenumbers of spectral lines of all hydrogen spectral series.
It calculates the spectral energies in terms of wavenumbers.
Johannes Rydberg developed it.
It gave incorrect results for multi-electron systems due to the screening effect. So, it is only applicable to hydrogen and other single-electron atoms.
Balmer formula:
It determines the wavelengths of hydrogen spectral lines in the visible region only.
It calculates the spectral energies in terms of wavelengths.
Johann Jakob Balmer discovered it.
It is only applicable to the Balmer series of the hydrogen spectrum.
Go for free-cancellation accommodations in a central location between peak seasons to save money. Consider hostels and avoid peak weekends, when prices triple in big cities. Carefully choose accommodations based on your budget, travel style, comfort level, group size, and interests.
Wavelength & frequency relationship of an electromagnetic wave.pdfSaiKalyani11
1. The wavelength of an electromagnetic wave is the distance between identical points on adjacent waveforms, measured as the distance between crests or troughs for transverse waves and compressions or rarefactions for longitudinal waves.
2. The frequency is the number of waves that pass through a given point in a unit of time, inversely related to wavelength, and velocity equals wavelength multiplied by frequency.
3. Shorter waves have higher frequencies as wavelength and frequency are inversely proportional - when wavelength decreases, frequency increases.
The document provides tips for solving numerical chemistry problems in an upcoming exam. It advises to carefully read the question, identify the key information needed to solve it, recall the appropriate formula, and do the calculations to find the answer. The document also includes a link to a chemistry learning blog for additional help.
MCQs of blackbody & Kirchhoff's law.pdfSaiKalyani11
It is a PowerPoint presentation on multiple choice questions and answers on Blackbody & Kirchhoff's law topics. It discusses all practical examples and numerical problems of the said concepts.
This PowerPoint presentation explains Planck's quantum theory and Planck's constant topics briefly. It is now available on Instamojo for just Rs.10/-. Save a personalized copy of this presentation by visiting Instamojo. The link is below.
https://kameswariservices201831.myinstamojo.com/product/3439450/planck-quantum-theory-postulates
It is a PowerPoint presentation of Kirchhoff's law of thermal radiation. And it gives a brief idea of Kirchhoff's law, its applications, and examples. Moreover, it explains the terms absorptivity, emissive power, thermal equilibrium, and emissivity.
It discusses Kirchhoff's law and its examples. It explains blackbody emissions in thermal equilibrium conditions.
We are sorry to inform you about a small error in Kirchhoff's formula section of the above infographic. Kirchhoff's formula states that the absorptivity and emissivity of the body are equal in thermal equilibrium conditions. 'a' is the absorbing power of the body at a wavelength λ. And 'e' is the emissivity of the body at the same wavelength. So, we will write aλ=e but not aλ=eλ. We request you read it correctly while going through the PDF.
Kirchhoff's law formula and its derivation. Numerical problems.pdfSaiKalyani11
It discusses Kirchhoff's formula and its derivation. And it includes numerical problems of Kirchhoff's law. For a colorful e-book for only 10/- rupees on Kirchhoff's law, visit our store at;
https://kameswariservices201831.myinstamojo.com/product/3467221/kirchhoffs-law-of-thermal-radiations
It describes the definition of Planck's constant. Planck constant helps compute the discrete energy changes of a body by relating to the frequency of the photon. Planck constant explains the proportionality relationship between the photon's energy and the frequency.
For more information on this topic, kindly visit our blog article at;
https://jayamchemistrylearners.blogspot.com/2022/08/plancks-constant-chemistry-learners.html
Numerical problems of Planck's quantum theory.pdfSaiKalyani11
It is a PowerPoint presentation on numerical problems of Planck quantum theory topic.
It includes 12 numerical problems with solved answers. Besides, this PowerPoint presentation has a mind map to remember all formulas of Planck quantum law.
This document contains 10 multiple choice questions about Planck's constant. It provides explanations for why Planck's constant was introduced, its value in different units, and that it explains both the quantum and particle nature of light. The questions cover topics like the relationship between photon energy and frequency, experimental methods used to determine Planck's constant, and why LED lights are used in these calculations. Additional resources on Planck's constant and quantum theory are provided at the end.
The document contains 10 multiple choice questions about the hydrogen spectrum. It discusses that the essential condition to observe the hydrogen spectrum is high temperature and low pressure. The hydrogen spectrum appears as distinct lines, with the prominent line being red with a wavelength of 656 nm. It is an example of a line spectrum and can be recorded using a spectroscope. Robert Bunsen and Gustav Kirchhoff discovered the hydrogen spectrum and spectroscope, while Isaac Newton first discovered the word "spectrum".
The Rydberg formula helps to determine the wavenumber or wavelengths of hydrogen spectral lines obtained in the hydrogen spectrum. Previously, Johann Jakob Balmer discovered an empirical formula to determine the wavelengths of hydrogen spectral lines obtained in the visible region of the hydrogen spectrum. As we all know, the hydrogen spectrum is not limited to the visible zone only. It occupies the ultraviolet and infrared parts of the electromagnetic spectrum also. Hence, the scientists' quests to determine the spectral positions of various spectral lines of the hydrogen spectrum finally came to an end with the Rydberg formula.
Some important points of Rydberg formula.pdfSaiKalyani11
Rydberg formula calculates the wavenumber of spectral lines obtained in the spectra of single electron hydrogen-like atoms. Rydberg's envision to measure the wavenumber of spectral energies instead of wavelengths had brought a distinguishing variation in the spectral evaluations.
The applications of spectral studies.pdfSaiKalyani11
It discusses the importance of spectral studies. The Rydberg-Ritz combination principle deals with the identification of unknown spectral lines of the atomic spectrum. Besides, spectral studies have much significance in the analysis of the composition of astronomical matter. The study of emission and absorption spectra of the substance provides information on its structure. In particular, astronomers use this spectroscopic data to determine the constituents of stars and interstellar matter.
The Rydberg formula helps to determine the wavenumber or wavelengths of hydrogen spectral lines obtained in the hydrogen spectrum. Previously, Johann Jakob Balmer discovered an empirical formula to determine the wavelengths of hydrogen spectral lines obtained in the visible region of the hydrogen spectrum. As we all know, the hydrogen spectrum is not limited to the visible zone only. It occupies the ultraviolet and infrared parts of the electromagnetic spectrum also. Hence, the scientists' quests to determine the spectral positions of various spectral lines of the hydrogen spectrum finally came to an end with the Rydberg formula.
For more information on this topic, kindly visit our blog at;
https://jayamchemistrylearners.blogspot.com/2022/05/rydberg-ritz-combination-principle.html
The Rydberg formula helps to determine the wavenumber or wavelengths of hydrogen spectral lines obtained in the hydrogen spectrum. Previously, Johann Jakob Balmer discovered an empirical formula to determine the wavelengths of hydrogen spectral lines obtained in the visible region of the hydrogen spectrum. As we all know, the hydrogen spectrum is not limited to the visible zone only. It occupies the ultraviolet and infrared parts of the electromagnetic spectrum also. Hence, the scientists' quests to determine the spectral positions of various spectral lines of the hydrogen spectrum finally came to an end with the Rydberg formula.
For more information on this topic, kindly visit our blog article at;
https://jayamchemistrylearners.blogspot.com/2022/06/rydberg-formula-chemistry-learners.html
Comparison between the Rydberg formula and Balmer formula.pdfSaiKalyani11
In 1888, Rydberg put forward an empirical relation to calculate the wavelengths of spectral emission lines of the hydrogen spectral series. It is an empirical generalization of the Balmer formula. Here are the points of difference between the Rydberg formula and the Balmer formula.
Rydberg formula:
It determines the wavenumbers of spectral lines of all hydrogen spectral series.
It calculates the spectral energies in terms of wavenumbers.
Johannes Rydberg developed it.
It gave incorrect results for multi-electron systems due to the screening effect. So, it is only applicable to hydrogen and other single-electron atoms.
Balmer formula:
It determines the wavelengths of hydrogen spectral lines in the visible region only.
It calculates the spectral energies in terms of wavelengths.
Johann Jakob Balmer discovered it.
It is only applicable to the Balmer series of the hydrogen spectrum.
Go for free-cancellation accommodations in a central location between peak seasons to save money. Consider hostels and avoid peak weekends, when prices triple in big cities. Carefully choose accommodations based on your budget, travel style, comfort level, group size, and interests.
Wavelength & frequency relationship of an electromagnetic wave.pdfSaiKalyani11
1. The wavelength of an electromagnetic wave is the distance between identical points on adjacent waveforms, measured as the distance between crests or troughs for transverse waves and compressions or rarefactions for longitudinal waves.
2. The frequency is the number of waves that pass through a given point in a unit of time, inversely related to wavelength, and velocity equals wavelength multiplied by frequency.
3. Shorter waves have higher frequencies as wavelength and frequency are inversely proportional - when wavelength decreases, frequency increases.
The document provides tips for solving numerical chemistry problems in an upcoming exam. It advises to carefully read the question, identify the key information needed to solve it, recall the appropriate formula, and do the calculations to find the answer. The document also includes a link to a chemistry learning blog for additional help.
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...Dr. Vinod Kumar Kanvaria
Exploiting Artificial Intelligence for Empowering Researchers and Faculty,
International FDP on Fundamentals of Research in Social Sciences
at Integral University, Lucknow, 06.06.2024
By Dr. Vinod Kumar Kanvaria
How to Add Chatter in the odoo 17 ERP ModuleCeline George
In Odoo, the chatter is like a chat tool that helps you work together on records. You can leave notes and track things, making it easier to talk with your team and partners. Inside chatter, all communication history, activity, and changes will be displayed.
How to Fix the Import Error in the Odoo 17Celine George
An import error occurs when a program fails to import a module or library, disrupting its execution. In languages like Python, this issue arises when the specified module cannot be found or accessed, hindering the program's functionality. Resolving import errors is crucial for maintaining smooth software operation and uninterrupted development processes.
Macroeconomics- Movie Location
This will be used as part of your Personal Professional Portfolio once graded.
Objective:
Prepare a presentation or a paper using research, basic comparative analysis, data organization and application of economic information. You will make an informed assessment of an economic climate outside of the United States to accomplish an entertainment industry objective.
This slide is special for master students (MIBS & MIFB) in UUM. Also useful for readers who are interested in the topic of contemporary Islamic banking.
it describes the bony anatomy including the femoral head , acetabulum, labrum . also discusses the capsule , ligaments . muscle that act on the hip joint and the range of motion are outlined. factors affecting hip joint stability and weight transmission through the joint are summarized.
Executive Directors Chat Leveraging AI for Diversity, Equity, and InclusionTechSoup
Let’s explore the intersection of technology and equity in the final session of our DEI series. Discover how AI tools, like ChatGPT, can be used to support and enhance your nonprofit's DEI initiatives. Participants will gain insights into practical AI applications and get tips for leveraging technology to advance their DEI goals.
Physiology and chemistry of skin and pigmentation, hairs, scalp, lips and nail, Cleansing cream, Lotions, Face powders, Face packs, Lipsticks, Bath products, soaps and baby product,
Preparation and standardization of the following : Tonic, Bleaches, Dentifrices and Mouth washes & Tooth Pastes, Cosmetics for Nails.
Thinking of getting a dog? Be aware that breeds like Pit Bulls, Rottweilers, and German Shepherds can be loyal and dangerous. Proper training and socialization are crucial to preventing aggressive behaviors. Ensure safety by understanding their needs and always supervising interactions. Stay safe, and enjoy your furry friends!
A review of the growth of the Israel Genealogy Research Association Database Collection for the last 12 months. Our collection is now passed the 3 million mark and still growing. See which archives have contributed the most. See the different types of records we have, and which years have had records added. You can also see what we have for the future.