Berikut adalah proses cara membuat telepon dari kaleng bekas susu. Presentasi ini bersifat pembelajaran dan dapat di sebarluaskan untuk kepentingan bersama terutama di dunia pendidikan
Area- 450sq ft
Price- 9600per sq ft
EARTH ICONIC is a lifetime opportunity to earn extra income on your investment and also enjoy the handsome property appreciation
Earn 12% p.a. assured return
Located on 60 Mts. Wide sector roads in Sector – 71, Gurgaon. EARTH ICONIC Commercial Development is of approx. 3.5 Acres proposed Service Apartment . Internal court is interconnected to Service Apartments.
You can contact on 9810108454, 9718183160
Berikut adalah proses cara membuat telepon dari kaleng bekas susu. Presentasi ini bersifat pembelajaran dan dapat di sebarluaskan untuk kepentingan bersama terutama di dunia pendidikan
Area- 450sq ft
Price- 9600per sq ft
EARTH ICONIC is a lifetime opportunity to earn extra income on your investment and also enjoy the handsome property appreciation
Earn 12% p.a. assured return
Located on 60 Mts. Wide sector roads in Sector – 71, Gurgaon. EARTH ICONIC Commercial Development is of approx. 3.5 Acres proposed Service Apartment . Internal court is interconnected to Service Apartments.
You can contact on 9810108454, 9718183160
13. Общая экономика 2017: Закон тенденции нормы прибыли к понижению. Кризис: ...Moscow State University
13. Общая экономика 2017: Закон тенденции нормы прибыли к понижению. Почему рыночная экономика периодически входит в кризис и каковы пути выхода из кризиса/13. General economics.Law tendency of the rate of profit to fall. Why the market economy periodically enters into crisis and what are the ways out of the crisis
3. Общая экономика, 2017: Форма стоимости. Процесс обмена (1. General Economi...Moscow State University
Форма стоимости, или Как измерить стоимость? Процесс обмена. Что такое равновесие, равновесные цены и количества, величина спроса и спрос, величина предложения и предложение. 175/5000
The form of value, or how to measure the value? Exchange/ What is the equilibrium, the equilibrium price and quantity, the quantity demanded and demand, the quantity supplied and supply.
This page details the various Obagi products available to treat wrinkles and the brown spots on face caused by hyperpigmentation.
Developed by dermatologist Dr. Zein Obagi, many of his products use a series of products applied in order to provide for a comprehensive solution to a variety of skin care issues.
Truly International Business Arena
* Set amidst beautifully landscaped surroundings
* Spread across 468270 sq. ft. of land as per the master plan
* Massive IT corridor of area 1.6 million sq. ft.
* Situated on NH-8 Expressway
* 3-multi tenanted Corporate Towers named after the planets Jupiter, Uranus & Pluto respectively
* Towers have a modern façade with granite claddings for the lower 3 floors and glittering glass & aluminium paneling for the floors above
* A Tech Park Mall equipped with various amenities, services and recreational facilities at the ground floor of each tower
* Proposed Roof-top Helipad – the future mode of transportation
* Based on Unique concept of WORK || SHOP || LIVE || PLAY
13. Общая экономика 2017: Закон тенденции нормы прибыли к понижению. Кризис: ...Moscow State University
13. Общая экономика 2017: Закон тенденции нормы прибыли к понижению. Почему рыночная экономика периодически входит в кризис и каковы пути выхода из кризиса/13. General economics.Law tendency of the rate of profit to fall. Why the market economy periodically enters into crisis and what are the ways out of the crisis
3. Общая экономика, 2017: Форма стоимости. Процесс обмена (1. General Economi...Moscow State University
Форма стоимости, или Как измерить стоимость? Процесс обмена. Что такое равновесие, равновесные цены и количества, величина спроса и спрос, величина предложения и предложение. 175/5000
The form of value, or how to measure the value? Exchange/ What is the equilibrium, the equilibrium price and quantity, the quantity demanded and demand, the quantity supplied and supply.
This page details the various Obagi products available to treat wrinkles and the brown spots on face caused by hyperpigmentation.
Developed by dermatologist Dr. Zein Obagi, many of his products use a series of products applied in order to provide for a comprehensive solution to a variety of skin care issues.
Truly International Business Arena
* Set amidst beautifully landscaped surroundings
* Spread across 468270 sq. ft. of land as per the master plan
* Massive IT corridor of area 1.6 million sq. ft.
* Situated on NH-8 Expressway
* 3-multi tenanted Corporate Towers named after the planets Jupiter, Uranus & Pluto respectively
* Towers have a modern façade with granite claddings for the lower 3 floors and glittering glass & aluminium paneling for the floors above
* A Tech Park Mall equipped with various amenities, services and recreational facilities at the ground floor of each tower
* Proposed Roof-top Helipad – the future mode of transportation
* Based on Unique concept of WORK || SHOP || LIVE || PLAY
Simulation of cell budding & binary fission:A preliminary study using molecu...Sparisoma Viridi
International Conference and School on Physics in Medicine and Biosystems, to be held virtual on Zoom from 6 to 8 November 2020, IPB University, Bogor, Indonesia, url https://www.icspmb.org/
In-House Training Online Penyusunan Jurnal Sains, SEAMEO QITEP in Science (SEAQIS), Bandung, Indonesia, 14-16 April 2020, url https://doi.org/10.5281/zenodo.3751238
Resume beberapa hal yang dapat menyebabkan perubahan fasa pada gelombang sebagai persiapan untuk fenomena gelombang stastioner, interferensi dua sumber, interferensi lapisan tipis, pelayangan, dan lainnya
Materi 2_Benahi Perencanaan dan Benahi Implementasi.pptx
Belajar Fisika pada Hasil Terapannya
1. Belajar Fisika pada Hasil Terapannya
Sparisoma Viridi*
KK Fisika Nuklir dan Biofisika
Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia
*dudung@gmail.com
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2. Outline
• Fisika: Definisi
• Telepon kaleng: Alat komunikasi sederhana
• Telepon seluler: Suatu kebutuhan ‘primer’
• Sensor pada telepon seluler: Suatu alat
penelitian
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3. Definisi
FISIKA
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4. Fisika: Definisi
• Fisika adalah studi ilmiah mengenai materi,
energi, ruang, dan waktu serta hubungan-
hubungannya (American Heritage Science
Dictionary, 2005)
• Konsep-konsep fisika: dinamika, fluida,
gelombang, listrik-magnet, osilasi, hukum
kekekalan energi, optik, fisika kuantum (dalam
fisika material), dan lain-lain
URI http://dictionary.reference.com/browse/physics [2012.12.20]
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5. Fisika: Terapannya
• Gerak benda
• Bahan
• Listrik / energi
• Komunikasi
• Mesin
• ..
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6. Alat komunikasi sederhana
TELEPON KALENG
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7. Telepon kaleng: Alat komunikasi
• Mengirimkan informasi lewat suara melalui
tali
URI http://heidicohen.com/wp-content/uploads/tin-can-telephone-300x225.png [2012.12.18]
URI http://www.imagesource.com/Doc/IS0/Media/TR4_WATERMARKED/5/3/4/b/IS098Z4H4.jpg [2012.12.18]
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8. Telepon kaleng: Cara kerja
• Kata-kata kunci: regangan kawat, tekanan
udara, suara
• Mekanismenya?
J. D. Sagers, A. R. McNeese, and P. S. Wilson, “The tin-can telephone: An example of sound propagation and
communication for Project Listen Up”, Proceedings of Meetings on Acoustics 9, 025002 (2011)
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9. Telepon kaleng: Gelombang tali
URI http://www4.uwsp.edu/physastr/kmenning/images/gc6.11.f.24.gif [2012.12.18] – modified
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10. Telepon kaleng: Gelom. .. (cont.)
• Cepat rambat gelombang B
longitudinal v // =
ρ
• Cepat rambat gelombang τ
v⊥ =
transversal µ
D. Halliday, R. Resnick, and J. Walker, “Fundamentals of Physics”, 9th Edition, John Wiley and Sons, Hoboken, 2011,
p. 446
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11. Telepon kaleng: Laju rambat suara
• Kawat tembaga: B = 140 GPa, ρ = 8960 kg/m3
v// = 3953 m/s
• AWG 12 solid: μ = 0.0295 kg/m, d = 2.05 mm
T = 50 N
v┴ = 41.17 m/s
Wikipedia contributors, “Copper”, Wikipedia, The Free Encyclopedia, 15 December 2012, 10:29 UTC, 528138593
“Copper Wire Size and Characteristics @ 100 Degrees F”, Engineers Edge, 2012, URI http://www.engineersedge
.com/copper_wire.htm [2012.12.18]
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12. Telepon kaleng: Laju rambat
(cont.)
• v┴ = 41.17 m/s
• v0 = 343.2 m/s (20 °C)
• v// = 3953 m/s
• Jadi?
Wikipedia contributors, “Speed of sound’”, Wikipedia, The Free Encyclopedia, 17 December 2012, 00:01 UTC,
528388028
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13. Telepon kaleng: Atenuasi suara
• Di udara terbuka I0
I(r) =
4πr 2
• Pada padatan I0
I ( r ) = 2αz
e
Wikipedia contributors, “Sound intensity”, Wikipedia, The Free Encyclopedia, 16 December 2012, 20:07 UTC, 528355184
“Attenuation of Sound Waves”, NDT Resource Center, URI http://www.ndt-
ed.org/EducationResources/CommunityCollege /Ultrasonics/Physics/attenuation.htm [2012.12.18]
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14. Telepon kaleng: Eksperimen
J. D. Sagers, A. R. McNeese, and P. S. Wilson, “The tin-can telephone: An example of sound propagation and
communication for Project Listen Up”, Proceedings of Meetings on Acoustics 9, 025002 (2011)
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15. Telepon kaleng: Eksperimen (cont.)
• Beberapa konfigurasi corong telepon
J. D. Sagers, A. R. McNeese, and P. S. Wilson, “The tin-can telephone: An example of sound propagation and
communication for Project Listen Up”, Proceedings of Meetings on Acoustics 9, 025002 (2011)
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16. Telepon kaleng: Spektrum suara
• Berbeda untuk
tiap kaleng
J. D. Sagers, A. R. McNeese, and P. S. Wilson, “The tin-can telephone: An example of sound propagation and
communication for Project Listen Up”, Proceedings of Meetings on Acoustics 9, 025002 (2011)
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17. Telepon kaleng: Spektrum (cont.)
• Kata “SKIPS”
• Orisinal (atas), dan
terfilter oleh gelas
kertas besar (bawah)
• Terdengar “KIP”
J. D. Sagers, A. R. McNeese, and P. S. Wilson, “The tin-can telephone: An example of sound propagation and
communication for Project Listen Up”, Proceedings of Meetings on Acoustics 9, 025002 (2011)
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18. Telepon kaleng: Elektronik
• Telepon kaleng pun dapat dibuat menjadi
lebih canggih, selain mengirimkan suara dapat
pula mengirimkan cahaya dan angin
T. Jindal, S. Lee, and K. J. Nomorosa, “Fun Can: Augmented Tin Can Telephone”, URI
http://blogs.ischool.berkeley.edu /tj/ files/2010/01/FunCan.pdf [2012.12.18]
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19. Telepon kaleng: Era digital
• USB Tin Can Phone: Bringing 'two tin cans and
a string' to
the digital age
C. Gabbard, “The Can: USB Tin Can Phone Seeks Kickstarter Funding”, WebProNews/Technology, 23 May 2012, URI
http://www.webpronews.com/the-can-usb-tin-can-phone-seeks-kickstarter-funding-2012-05 [2012.12.18]
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20. Telepon kaleng: Era digital (cont.)
• USB Tin Can Phone
URI https://s3.amazonaws.com/ksr/projects/130511/video-97014-h264_base.mp4 [2012.12.19]
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21. Suatu kebutuhan ‘primer’
TELEPON SELULER
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22. Telepon seluler: Ciri era digital
• Ada yang tidak
membawanya
saat ini?
• Yang tidak
membawa
(diduga): 0 %
URI http://images.wisegeek.com/cell-phone-with-apps.jpg [2012.12.18]
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23. Telepon seluler: Ciri .. digital
(cont.)
• Terdapat 6.8 milyar manusia di planet ini
• Terdapat 5.1 milyar manusia dengan telepon
seluler
• Terdapat hanya 4.1 milyar manusia yang
memiliki sikat gigi
• Jadi?
J. Hopkins, “9 Amazing Mobile Marketing Statistics Every Marketer Should Know”, HubSpot's Inbound Internet
Marketing Blog, 6 September 2011, 08.00 AM, URI http://images.wisegeek.com/cell-phone-with-apps.jpg [2012.12.19]
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24. Telepon seluler: Kabar burung 1
• Memasak telur dengan telepon seluler
URI http://www.hoax-slayer.com/cook-egg-mobile-phones.shtml [2012.12.18]
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25. Memasak telur
• Dengan air mendidih T = 100 °C
1 menit 3 menit 5 menit 7 menit
9 menit 11 menit 13 menit 15 menit
J. Kenji López-Alt, “The Food Lab: Perfect Boiled Eggs”, Serious Eats!, 9 October 2009, 11:45 AM, URI http://www.
seriouseats.com/2009/10/the-food-lab-science-of-how-to-cook-perfect-boiled-eggs.html [2012.12.19]
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26. Perhitungan sederhana
• Kalor jenis telur c = 3.18 kJ/kg·°C
• Temperatur kamar T0 = 20 °C
• Ambil massa telur rata-rata m = 50 g
• P = W / Δ t = mcΔT / Δt = 12.72 W
• Ambil waktu Δt = 600 s W = 7.632 kW
• Daya RF telepon selular saat ini: < 1 W
• Jadi?
URI http://www.engineeringtoolbox.com/specific-heat-capacity-food-d_295.html [2012.12.19]
URI http://www.wolframalpha.com/input/?i=room+temperature [2012.12.19]
URI http://eggs.ab.ca/about-eggs/quality-grades [2012.12.19]
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27. Eksperimen untuk membuktikan
• Memasak telur dengan 100 telepon seluler
Brainiac - Cooking an Egg With 200 mobile phones, 5 April 2008, URI http://www.youtube.com/watch?v=Rc-ne-nIKUY
[2012.12.19]
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28. Telepon seluler: Kabar burung 2
• Telepon seluler membuat pompa bensin
terbakar
URI http://urbanlegends.about.com/library/bl-cellphone-gas-fires.htm [2012.12.18]
URI http://www.francesfox.com/wp-content/uploads/logo-_No_Cell_Phones_Allowed.png [2012.12.18]
URI http://images.smh.com.au/2012/08/31/3598925/1_newtown0-620x349.jpg [2012.12.18]
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29. Eksperimen untuk membuktikan
• Percobaan telepon seluler dengan uap bensin
Mythbusters- Cell Phone Gas Station MiniMyth, 22 September 2010, URI http://www.youtube.com/watch?v=uw6-
PhvcS3M [2012.12.19]
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30. Fakta medis radiasi telepon seluler
• Terdapat kasus di mana ada loncatan api
listrik pada telepon seluler saat berdering dan
kabel dayanya dicabut luka bakar derajat
dua (Gill et al., 2007)
• Dapat menyebabkan disfungsi sementara
saraf kulit muka akibat terpanasi oleh radiasi
frekuensi radio telepon seluler (Acar et al.,
2009)
T. Gil, I. Metanes, and Y. Har-Shai, “Mobile Phone-Triggered Thermal Burns in the Presence of Supplemental
Oxygen”, Journal of Burn Care & Research 28 (2), 348-350 (2007)
G. O. Acar, H. M. Yener, F. K. Savrun, T. Kalkan, I Bayrak, and O Enver, “Thermal effects of mobile phones on facial
nerves and surrounding soft tissue”, The Laryngoscope 119 (3), 559-562 (2009)
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31. Suatu alat penelitian
SENSOR PADA TELEPON SELULER
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32. Telepon seluler: Sensor-sensor
URI https://play.google.com/store/apps/details?id=imoblife.androidsensorbox&hl=en [2012.12.19]
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33. Telepon seluler: Sensor percepatan
• Digunakan untuk mendeteksi
kualitas jalan (Strazdins et al.,
2011)
G. Strazdins, A. Mednis, R. Zviedris, G. Kanonirs, and L. Selavo, “Virtual
Ground Truth in Vehicular Sensing Experiments: How to Mark it Accurately”,
The 5th International Conference on Sensor Technologies and Applications
(SENSORCOMM 2011), Nice, France, August 20-27, 2011
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34. ..: Sensor percepatan (cont.)
• Benda jatuh bebas (Vogt et al.,
2012)
P. Vogt and J. Kuhn, “Analyzing free fall with a smartphone acceleration
sensor”, The Physics Teacher 50 (3), 182-183 (2012)
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35. Telepon seluler: Sensor orientasi
• Menentukan kemiringan
bidang miring
• Eksperimen pendulum, sudut
bandul bisa diketahui setiap
saat
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36. Telepon seluler: Sensor
keberadaan
• Memancarkan gelombang
elektromagnetik secara umum
atau inframerah
• Memiliki kelakuan yang ber-
beda untuk benda berbahan
berbeda, plastik: kapasitif,
logam: induktif
Wikipedia contributors, “Proximity sensor”, Wikipedia, The Free Encyclopedia,
15 December 2012, 01:03 UTC, 528092627 [2012.12.20]
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37. Telepon seluler: Sensor kebisingan
• Mengukur pengaruh jarak
terhadap penurunan taraf
intensitas suara
• Interferensi bunyi
• Efek Doppler
• ..
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38. Telepon seluler: Sensor magnetik
• Hukum Biot-Savart
• Hukum Ampere
• Mengukur kuat momen
mangetik magnet permanen
• ..
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39. Telepon seluler: Sensor tekanan
• Prinsip Bernoulli
• Gas ideal
• Tekanan hidrostatis
• ..
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40. Terima kasih
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