Laws Of Motion Question 428

Question: A sphere of mass m is held between two smooth inclined walls. For sin 37=3/5, the normal reaction of the wall (2) is equal to :

Options:

A) mg

B) mgsin74o

C) mgcos74o

D) none of the above

Show Answer

Answer:

Correct Answer: A

Solution:

[a] Using Lami’s theorem mgsin(18037)=N2sin(18037) N2=mg



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