Post Utme Abu 2018 Physics Question 31

Practice objective / multiple choice question 31 from the 2018 Post Utme Abu Physics examination.

Post Utme Abu 2018 Physics Objective / Multiple Choice

Question 31 POST_UTME_ABU • 2018 • PHYSICS • objective

A particle of mass $m$ is moving in a circular orbit of radius $R$ around a fixed point $O$. The particle experiences a centripetal force $F_c = \frac{mv^2}{R}$, where $v$ is its velocity. If the particle's velocity is doubled, what is the new centripetal force $F_c'$?

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

Correct Answer B. \frac{4mv^2}{R}

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

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

Correct Answer

Correct Option:

\frac{4mv^2}{R}

This is Post Utme Abu 2018 Physics Question 31. It is one of the objective questions from the 2018 Post Utme Abu Physics examination.

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