Post Utme Esut 2019 Physics Question 16

Practice objective / multiple choice question 16 from the 2019 Post Utme Esut Physics examination.

Post Utme Esut 2019 Physics Objective / Multiple Choice

Question 16 POST_UTME_ESUT • 2019 • 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 the total energy of the particle?

A. \frac{1}{2}mv^2

B. -\frac{k}{r}

C. \frac{1}{2}mv^2 + \frac{k}{r}

Correct Answer D. \frac{1}{2}mv^2 - \frac{k}{r}

Correct Answer

Correct Option:

\frac{1}{2}mv^2 - \frac{k}{r}

This is Post Utme Esut 2019 Physics Question 16. It is one of the objective questions from the 2019 Post Utme Esut Physics examination.

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows

Chat with Support