Which of the following quantities may remain constant during the motion of an object along a curved path ?
(i) Velocity
(ii) Speed
(iii) Acceleration
(iv) Magnitude of acceleration

Options

A. `(i),(ii)`
B. `(ii),(iii)`
C. `(i),(iv)`
D. `(ii),(iv)`

Answer

C

Explanation

In unifoprm circular motion, speed and magnitude of acceleration `v^(2)//R` remain same.