DME Design of Machines Analysis of Universal Joints
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Universal Joint also known as Hooke's Joint is a type of multifunctional joint which is used to transmit power between the shafts which are not parallel but their axes intersect each other at a line of contact, further the axes of the shafts are slightly inclined with each other for easy transmission of power.
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# Scenario Covered:
- Basics of IAM in AWS
- Implementing IAM Policies with Least Privilege to Manage S3 Bucket
- Objective: Create an S3 bucket with least privilege IAM policy and validate access.
- Steps:
- Create S3 bucket.
- Attach least privilege policy to IAM user.
- Validate access.
- Exploiting IAM PassRole Misconfiguration
-Allows a user to pass a specific IAM role to an AWS service (ec2), typically used for service access delegation. Then exploit PassRole Misconfiguration granting unauthorized access to sensitive resources.
- Objective: Demonstrate how a PassRole misconfiguration can grant unauthorized access.
- Steps:
- Allow user to pass IAM role to EC2.
- Exploit misconfiguration for unauthorized access.
- Access sensitive resources.
- Exploiting IAM AssumeRole Misconfiguration with Overly Permissive Role
- An overly permissive IAM role configuration can lead to privilege escalation by creating a role with administrative privileges and allow a user to assume this role.
- Objective: Show how overly permissive IAM roles can lead to privilege escalation.
- Steps:
- Create role with administrative privileges.
- Allow user to assume the role.
- Perform administrative actions.
- Differentiation between PassRole vs AssumeRole
Try at [killercoda.com](https://killercoda.com/cloudsecurity-scenario/)
Rainfall intensity duration frequency curve statistical analysis and modeling...
Using data from 41 years in Patna’ India’ the study’s goal is to analyze the trends of how often it rains on a weekly, seasonal, and annual basis (1981−2020). First, utilizing the intensity-duration-frequency (IDF) curve and the relationship by statistically analyzing rainfall’ the historical rainfall data set for Patna’ India’ during a 41 year period (1981−2020), was evaluated for its quality. Changes in the hydrologic cycle as a result of increased greenhouse gas emissions are expected to induce variations in the intensity, length, and frequency of precipitation events. One strategy to lessen vulnerability is to quantify probable changes and adapt to them. Techniques such as log-normal, normal, and Gumbel are used (EV-I). Distributions were created with durations of 1, 2, 3, 6, and 24 h and return times of 2, 5, 10, 25, and 100 years. There were also mathematical correlations discovered between rainfall and recurrence interval.
Findings: Based on findings, the Gumbel approach produced the highest intensity values, whereas the other approaches produced values that were close to each other. The data indicates that 461.9 mm of rain fell during the monsoon season’s 301st week. However, it was found that the 29th week had the greatest average rainfall, 92.6 mm. With 952.6 mm on average, the monsoon season saw the highest rainfall. Calculations revealed that the yearly rainfall averaged 1171.1 mm. Using Weibull’s method, the study was subsequently expanded to examine rainfall distribution at different recurrence intervals of 2, 5, 10, and 25 years. Rainfall and recurrence interval mathematical correlations were also developed. Further regression analysis revealed that short wave irrigation, wind direction, wind speed, pressure, relative humidity, and temperature all had a substantial influence on rainfall.
Originality and value: The results of the rainfall IDF curves can provide useful information to policymakers in making appropriate decisions in managing and minimizing floods in the study area.
Mechanical Engineering on AAI Summer Training Report-003.pdf
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Batteries -Introduction – Types of Batteries – discharging and charging of battery - characteristics of battery –battery rating- various tests on battery- – Primary battery: silver button cell- Secondary battery :Ni-Cd battery-modern battery: lithium ion battery-maintenance of batteries-choices of batteries for electric vehicle applications.
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Software Engineering and Project Management - Introduction, Modeling Concepts...
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Building the Analysis Models: Requirement Analysis, Analysis Model Approaches, Data modeling Concepts, Object Oriented Analysis, Scenario-Based Modeling, Flow-Oriented Modeling, class Based Modeling, Creating a Behavioral Model.
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DME Design of Machines Analysis of Universal Joints
- 1. Activity Presentation Reported by ASHISH PANDA 1702293
- 2. Contents Applications How and what are Hooke’s joint for? 03 Hooke’s Joint Types of it 02 Working How does it operate or work? 04 Introduction An overview of what we will be discussing! 01 Calculations Various calculations related to Hooke’s Joint 05
- 3. INTRODUCTION Universal Joint also known as Hooke's Joint is a type of multifunctional joint which is used to transmit power between the shafts which are not parallel but their axes intersect each other at a line of contact, further the axes of the shafts are slightly inclined with each other for easy transmission of power. The main point to note here is that it's difference being it's a non constant velocity joint i.e. the driving shaft moves at constant angular velocity and the driven at varying.
- 4. HOOKE’S JOINT As Hooke's Joint is a type of multifunctional joint which is used to transmit power between the shafts which are not parallel but their axes intersect each other at a line of contact, further the axes of the shafts are slightly inclined with each other for easy transmission of power..
- 5. APPLICATIONS . PARTS Fork Centre Block Key Pin Shaft Collar 1. 2. 3. 4. 5. 6. Mainly it's used to transmit power from gear box to the rear axle in automobiles. Other applications include use in Stone crushers, Centrifugal blowers, Belt conveyors, etc.
- 6. WORKING Copy paste fonts. Choose the only option to retain text. …… Text here Universal joints allow drive shafts to move up and down with the suspension while the shaft is moving so power can be transmitted when the drive shaft isn't in a straight line between the transmission and drive wheels. Rear-wheel-drive vehicles have universal joints (or U-joints) at both ends of the drive shaft.
- 8. CONDITION FOR EQUAL SPEED OF DRIVING AND DRIVEN SHAFTS
- 9. Double Hooke Joint These were the calculations related to single Hooke's Joint.Now there is another type of Hooke's Joint named as DOUBLE HOOKE'S JOINT Objective of which is to maintain constant velocity ratio.