OnlineCBT
Physics · MOTION IN A PLANE
हिन्दीIf the speed of a particle moving in a circular path is doubled and the radius of the circular path is halved, the centripetal acceleration becomes:
Correct answer · Option 2
8 times
Explanation
\( a_c' = \frac{(2v)^2}{(R/2)} = \frac{4v^2}{R/2} = 8 (\frac{v^2}{R}) = 8a_c \).
