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Theory of machines - Engineering

Q1:

A system of masses rotating in different parallel planes is in dynamic balance if the

A resultance force is equal to zero

B resultant couple is equal to zero

C resultant force and resultant couple are both equal to zero

D resultant force is numerically equal to the resultant couple, but neither of them need necessarily be zero

ANS:C - resultant force and resultant couple are both equal to zero

Explanation: No answer description is available.