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Couple cannot produce a translational motion.

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in Engineering Physics I by (558k points)
Couple cannot produce a translational motion.

(a) True

(b) False

This question was addressed to me in an online interview.

This key question is from Forces of Nature in portion Gravitation of Engineering Physics I

1 Answer

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Correct choice is (a) True

For explanation: A pair of equal and opposite forces acting on a body along two different lines of action constitutes a couple. A couple has a turning effect, but no resultant force acts on a body. Thus it cannot produce translational motion.

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