Theory of machines - Engineering

Q1:

The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the lengm of connecting rod to radius of crank)

A m2.r sin θ

B m2.r cos θ

C m2.r

D m2.r

ANS:D - m2.r

Explanation: No answer description is available.