Home
Class 12
PHYSICS
The angular speed of a fly wheel making ...

The angular speed of a fly wheel making 120 revolutions / minute is

A

`4pi` rad/s

B

`4pi^(2)` rad/s

C

`pi` rad/s

D

`2pi` rad/s

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Calculate the angular speed of flywheel making 420 revolutions per minute.

A tractor has rear wheels with a radius of 1.00 m and front wheels with a radius of 0.250 m. The rear wheels are rotating at 100 rev/min. Find (a) the angular speed of the front wheels in revolutions per minute and (b) the distance covered by the tractor in 10.0 min.

The angular speed of an engine wheel making 90" rev"//"min" is

A boy is cycling such that the wheels of the cycle are making 140 revolutions per minute. If the radius of the wheel is 30 cm, the speed of the cycle is

A flywheel with a diameter of 1.20 m is rotating at an angular speed of 200 rev/min. (a) What is the angular speed of the flywheel in radians per second? (b) What is the linear speed of a point on the rim of the flywheel? ( c) What constant angular acceleration (in revolutions per minute-squared) will increase the wheel's angular speed to 1000 rev/min in 60.0 s? (d) How many revolutions does the wheel make during that 60.0 s?

A boy is cycling such that the wheels of the cycle are making 140 revolutions per minute. If the diameter of the wheel is 60 cm, calculate the speed per hour with which the boy is cycling.

A boy is cycling such that the wheel of the cycle are making 140 revolutions per minute. If the diameter of the wheel is 60cm,calculate the speed per hour with which the boy is cycling.

A particle is moving in a circle of radius 100 cm making 200 revolutions per minute . After 10 minutes , the revolutions per minute are increased to 300. Calculate angular acceleration and linear acceleration.

A 40 kg flywheel in the from of a unifrom circular disc 200 cm . in diameter is making 120 revolutions/minute. Calculate angular momentum. Moment of inertia of disc = (1//2) mass xx ("radius")^(2) .