Rotational MotionHard
Question
The number of revolutions must the 60 cm diameter wheel of a car turn as the car traveled 2.5 km is
Options
A.8000 revolution
B.1000 revolution
C.1330 revolution
D.500 revolution
Solution
2.5 × 1000 = 2π × 30 × n × 10-2
n =
= 1330.
n =
= 1330.Create a free account to view solution
View Solution FreeMore Rotational Motion Questions
A constant torque acting on a uniform circular wheel changes its angular momentum from A0 to 4 A0 in 4 seconds. The magn...One quarter section is cut from a uniform circular disc of radius R. This section has a mass M. It is made to rotate abo...A cubical block of side a moving with velocity v on a horizontal smooth plane as shown. It hits a ridge at point O. The ...Two gear wheels which are meshed together have radii of 0.50 cm and 0.15 cm. The number of revolutions does the smaller ...A uniform cylinder has a radius R and length L. If the moment of inertia of this cylinder about an axis passing through ...