Circular MotionMedium
Question
Two racing cars of masses m1 and m2 are moving in circles of radii r and 2r respectively ; their angular speeds are equal. The ratio of the time taken by cars to complete one revolution is :
Options
A.m1 : m2
B.1 : 2
C.1 : 1
D.m1 : 2m2
Solution
Speed v1 = 
v2 =
ω1 =
⇒ ω2 = 
ω1 = ω2 ⇒
= 
Ans.
v2 =
ω1 =
⇒ ω2 = ω1 = ω2 ⇒
= Ans. Create a free account to view solution
View Solution FreeMore Circular Motion Questions
A small both A of mass m is attached to a massless rigid rod of length 1 m pivoted at point P and kept at an angle of $6...If the equation for the displacement of a particle moving on a circular path is given as θ = 2 t3 + 0.5, Where _...A particle of mass m is rotating in a plane in a circular path of radius r. Its angular momentum is L. The centripetal f...A particle of mass m is suspended from a fixed point O by a string of length l. It is displaced by angle θ (θ ...What is the minimum velocity with which a body of mass m must enter a vertical loop of radius R so that itcan complete t...