System Of Particles Rotational Motion

When a body tied to the end of a string is rotated in a vertical circle, the speed of the body is different at different points of the circular path when body is at highest point

A

, it is acted upon by two forces weight

m%20g

of the body and tention

T_A

in the string.

%5Ctherefore%20T_A%20%2B%20mg%20%3D

centripetal force

%3D%20%5Cfrac%7Bmv%5E2_A%7D%7Br%7D

%5CRightarrow%20T_A%20%3D%20%5Cfrac%7Bmv%5E2_A%7D%7Br%7D%20-%20mg

Given,

m%20%3D%200.2%5C%2Ckg%2C%20r%20%3D%200.5%5C%2Cm%2C%20v_A%20%3D%205%5C%2Cm%2Fs

%5Ctherefore%20T_%7BA%7D%20%3D%5Cfrac%7B0.2%20%5Ctimes(5)%5E%7B2%7D%7D%7B0.5%7D-0.2%20%5Ctimes%209.8

T_%7BA%7D%20%3D10-1.96

T_%7BA%7D%20%3D8.04%20%5C%2CN

High-Yield Trend

Chapter Questions
1 MCQs

Official Solution

System Of Particles Rotational Motion

High-Yield Trend

Chapter Questions 1 MCQs

Official Solution

Chapter Questions
1 MCQs