A 0.5 kg mass is rotated in a horizontal circle of radius 20cm . Calculate the centripetal force acting on it , if its angular speed of revolution is 0.8rad/s 

Asked by prakashpote873 | 7th Apr, 2020, 06:39: PM

Expert Answer:

m = 0.5 kg 
r = 20 cm = 0.2 m 
ω = 0.8 rad/s
 
Centripetal force is given as, 
F = mω2r = 0.5 x (0.8)2 x 0.2 = 0.064 N

Answered by Shiwani Sawant | 7th Apr, 2020, 07:39: PM