Kinematics Question 741
Question: A body of mass 5 kg is moving in a circle of radius $ 1m $ with an angular velocity of 2 radian/sec. The centripetal force is [AIIMS 1998]
Options:
A) 10 N
B) 20 N
C) 30 N
D) 40 N
Show Answer
Answer:
Correct Answer: B
Solution:
Centripetal force$ =mr{{\omega }^{2}}=5\times 1\times {{(2)}^{2}}=20N $
