Numerical - Work done by centripetal force - Mechanics
Q. If a particle of mass 5 kg moves uniformly along a circle of radius 10 m at 10 m/s, then what is the work done by centripetal force during its one revolution?- Published on 21 Sep 15a. 0.5 kNm
b. zero
c. infinity
d. none of the above
ANSWER: zero