A vector quantity can only be completely described when ______ and _______ are mentioned.

The resultant force of a couple is _____?

A. Infinity B. Zero C. One D. Half Correct Answer: Option B – Zero Explanation Note: moment of a couple = force × length (fL) The tangential force is actingin an opposite direction alongside its length i.e f1L1 = f2L2 f2L2 − f1L1 = 0 (i.e...

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