A sphere of mass 20 Kg is placed between two surfaces as shown. Calculate value of normal reactions exerted by two surfaces
Answers 1
Answer:
Correct option is C)
The correct option is C
Given,
Mass of the sphere is m
So, The normal force applied by the sphere on each wall will be
=mgcosθ=mgcos370
N=mg85
Since cos370=85
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sanaimccann
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