Question

The magnitude of the centripetal force acting on a body of mass m executing uniform motion in a circle of radius r with speed v is

• A. $mvr$
• B. $\frac{m{v}^2}{r}$
• C. $\frac{v}{r^{2}m}$
• D. $\frac{v}{rm}$

Answer 1

The correct option is B $\frac{m{v}^2}{r}$

$F=m\alpha =\frac{m{v}^2}{r}$