Download Aptitude Crack
img not found img not found

UPSC Civil Service Exam Questions

Q1:

In the figure shows two blocks of equal weights designated as W1 and W2 connected together by a rod and resting on an inclined plane whose angle α can be varied. The coefficients of friction between the blocks and the surface of the plane are μ1 = 0.2 and μ2 = 0.3. The value of angle α at which the slipping will commence is given by

A tan α = 0.1

B tan α = 0.2

C tan α = 0.25

D tan α = 0.8

ANS:C - tan α = 0.25

(μ1+μ2)/2 = 0.25.



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.