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A cylinder of weight W is placed in a V-block as shown in figure .If fi is the angle of friction between block and cylinder , find the axial force required nustjto move the cylinder . Assume fi less than alpha.

A cylinder of weight W is placed in a V-block as shown in figure .If fi is the angle of friction between block and cylinder , find the axial force required nustjto move the cylinder . Assume fi less than alpha.

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Grade:12th pass

1 Answers

Arun
25750 Points
5 years ago
Figure shows how the normal forces are acting on the contact points of cylinder and inclined wall.
After resolving the force we find, 2×N×sin((180 – 2@)/2)= W or N = W sec @ /2
 
Hence on each wall, normal reaction force is W* sec@ /2

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