Theory of machines - Engineering

Q1:

The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where ω = Angular velocity of the cam shaft)

A ω(r1 - r2)sin θ

B ω(r1 + r2)sinθ sec2θ

C ω(r1 - r2)cos θ

D ω(r1 + r2)cos θ cosec2 θ

ANS:B - ω(r1 + r2)sinθ sec2θ

Explanation: No answer description is available.