In a reciprocating steam engine, when the crank has turned from inner dead centr

Question

In a reciprocating steam engine, when the crank has turned from inner dead centre through an angle θ, the angular velocity of the connecting rod is given by

Options:

A . ω cosθ/(n² - sin²θ)1/2

B . ω cosθ/(n² - cos²θ)1/2

C . ω sinθ/(n² - cos²θ)1/2

D . ω sinθ/(n² - sin²θ)1/2

Answer: Option A

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