CameraIcon

SearchIcon

MyQuestionIcon

10

You visited us 10 times! Enjoying our articles? Unlock Full Access!

Centripetal Acceleration

The angular v...

Question

The angular velocity of flywheel changes from 240 rpm to 120 rpm in 6 seconds. Calculate the no. of revolutions it will make before coming to rest

Open in App

Solution

Suggest Corrections

thumbs-up

8

Similar questions

Q. The motor of an engine is rotating about its axis with an angular velocity of

100 r p m

. It comes to rest in

15 s e c

after being switched off. Assuming constant angular deceleration, calculate the number of revolutions made by it before coming to rest.

Q. The motor of an engine is rotating about its axis at an angular speed of

120 rpm

. It comes to rest in

10 s

, after being swiched off. Assuming constant acceleration, the number of revolutions made by it before coming to rest are

A fly wheel gains a speed of $240$ rpm in $3 s$ . Calculate the change in its angular speed in three seconds. (in rad/s)

Q. A fan is revolving with an angular speed of

120 rpm

. Suddenly a boy switches off the fan and it eventually comes to rest by making 30 revolutions in 2 mins. The average angular velocity of the fan is

Q. The angular speed of a motor wheel is increased from

1200 r p m

3120 r p m

16

(i)

What is its angular acceleration to be uniform?

(i i)

How many revolutions does the engine make during this time?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Relative

PHYSICS

Watch in App

explore_more_icon

Explore more

Centripetal Acceleration

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon