Post Utme Abu 2018 Physics Question 6

Practice objective / multiple choice question 6 from the 2018 Post Utme Abu Physics examination.

Post Utme Abu 2018 Physics Objective / Multiple Choice

Question 6 POST_UTME_ABU • 2018 • PHYSICS • objective

A particle of mass $m$ is moving in a circular orbit of radius $r$ under the influence of a central force given by $F(r) = -\frac{k}{r^2}$. If the particle's speed is $v$, what is its angular momentum $L$?

Correct Answer A. mv\sqrt{r^3k/m}

B. mv\sqrt{r^2k/m}

C. mv\sqrt{r^3k/m^2}

D. mv\sqrt{r^3k/m^2}

Correct Answer

Correct Option:

mv\sqrt{r^3k/m}

This is Post Utme Abu 2018 Physics Question 6. It is one of the objective questions from the 2018 Post Utme Abu Physics examination.

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