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PHYSICS

JAMB 2019 - Question 10

Physics 2019 JAMB Past Questions - Question 10: . For which of the under listed quantities is the derived unit ML2 T2 correct? I. Moment of a force II. Work III. Acceleration A. I only B. I and II C. III only D. II only

Choose the correct answers from the options given.

. For which of the under listed quantities is the derived unit ML2 T2 correct? I. Moment of a force II. Work III. Acceleration A. I only B. I and II C. III only D. II only

A: I only

B: I and II only

C: III only

D: II only

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Correct Answer

Explanation

Moment = force x distance = m x a x d =kg x m/52 x m/1 = mL²T¯²The derived unit ML2 T2 is correct for the quantity of work, which is represented by option II. Therefore, the correct answer is D. II only.