Kinematics Question 718
Question: A particle is moving in a horizontal circle with constant speed. It has constant [MP PMT 1987; AFMC 1993; CPMT 1997; MP PET 2000]
Options:
A) Velocity
B) Acceleration
C) Kinetic energy
D) Displacement
Show Answer
Answer:
Correct Answer: C
Solution:
K.E. $ =\frac{1}{2}mv^{2} $ . Which is scalar, so it remains constant.