Post Utme Delsu 2021 Physics Question 21

Practice objective / multiple choice question 21 from the 2021 Post Utme Delsu Physics examination.

Post Utme Delsu 2021 Physics Objective / Multiple Choice

Question 21 POST_UTME_DELSU • 2021 • PHYSICS • objective

A particle of mass $m$ is moving in a circular path of radius $R$ with a cons\tant speed $v$. The particle is subject to a centripetal force $F_c$ given by $F_c = \frac{mv^2}{R}$. If the particle's speed is doubled to $2v$, what is the new centripetal force $F_c'$?

Correct Answer A. \frac{2mv^2}{R}

B. \frac{mv^2}{2R}

C. \frac{mv^2}{4R}

D. \frac{mv^2}{R}

Correct Answer

Correct Option:

\frac{2mv^2}{R}

This is Post Utme Delsu 2021 Physics Question 21. It is one of the objective questions from the 2021 Post Utme Delsu Physics examination.

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