The speed of a fan having moment of iner...

The speed of a fan having moment of inertia `0.06kg.m^(2)` is increased rom zero to 5 rev/s. Its maximum angular mementum in M.K N units will be

`0.3 pi`

`0.6 pi`

`0.03 pi`

`0.6//pi`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

QUESTION PAPER 2019
TARGET PUBLICATION|Exercise MCQ|45 Videos
SEMICONDUCTORS
TARGET PUBLICATION|Exercise Evaluation Test|17 Videos

Similar Questions

Explore conceptually related problems

A fan of moment of inertia 0.6kgm^(2) is moving with a speed of 0.5 r.p.s. The angular momentum of the fan is

A torque of 30 N-m is acting on a wheel of mass 5 kg and moment of inertia 2 kg-m^(2) . If wheel starts rotating from rest then its angular displacement in 10 seconds will be-

The angular frequency of a fan of moment of inertia 0.1kgm^2 is increased from 30rpm to 60rpm when a torque of 0.03Nm acts on it. The number of revolutions made by the fan while the angular frequency is increased from 30rpm to 60rpm

The angular momentum of a flywheel having a moment of inertia of 0.4 kg m^(2) decreases from 30 to 20 kg m^(2)//s in a period of 2 second. The average torque acting on the flywheel during this period is :

The rotational kinetic energy of a rigid body of moment of inertia 5 kg-m^(2) is 10 joules. The angular momentum about the axis of rotation would be -

Two wheels A and B are mounted on 6 kg m^(2) the same shaft. One of them having their moment of inertia 8 kg m^(2) with the angular speed 600 rpm and other is at rest. The value of moment of intertia of another wheel in order to achive the combined angular speed 300 rpm is

A wheel of mass 8 kg has moment of inertia equals to 0.5 "kg-m"^(2) . Determine its radius of gyration.

A diver having a moment of iertia of 6.0 kg-m^2 about an axis through its centre of mass rottes at an angular speed of 2 rad/s about this axis. If he folds his hands and feet to decrease the moment of inerti to 50.0 kg-m^2 what will be the new angular speed?

Kinetic energy of a body is 4j and its moment of inertia is 2kg m^(2) , then angular momentum is

the angular acceleration of flywheel having moment of inertia 50 kg m^2 when a torque of 5 N-m is applied on the flywheel is

TARGET PUBLICATION-ROTATIONAL MOTION -MCQ

Two rotating bodies A and B of masses m and 2m with moments of inertia...
Text Solution
|
If there is change of angular momentum from 1 J to 4 J in 4 second, th...
Text Solution
|
The speed of a fan having moment of inertia 0.06kg.m^(2) is increased ...
Text Solution
|
A solid sphere and a thin spherical shell of same radius rotate about ...
Text Solution
|
The kinetic energy of a body ia 4 joule and its moment of inertia is 2...
Text Solution
|
The moment of inertia of a ring about an axis passing though the centr...
Text Solution
|
A thin circular ring of mass M and radius R is rotating about its a...
Text Solution
|
A bob of mass m attached to an inextensible string of length I is susp...
Text Solution
|
A thin uniform circular disc of mass M and radius R is rotating in a h...
Text Solution
|
A disc of the moment of inertia 'l(1)' is rotating in horizontal pl...
Text Solution
|
A hoop of radius r and mass m rotating with an angular velocity omega0...
Text Solution
|
A small object of uniform density rolls up a curved surface with an in...
Text Solution
|
For increasing the angular verocity of an object by 10%, the kinetic e...
Text Solution
|
There object, A : (a solid sphere), B : (a thin circular disk) and C :...
Text Solution
|
M.I. of a thin uniform rod about the axis passing through its centre a...
Text Solution
|
The moment of inertia of an electron in n^(th) orbit will be
Text Solution
|
Moment of inertia of disc about the tangent parallel to plane is I. Th...
Text Solution
|
A disc has mass 'M" and radius 'R'. How much tangential force should b...
Text Solution
|
There are four point masses m each on the corners of a square of side ...
Text Solution
|
The moment of inertia of uniform circular disc about an axis passing t...
Text Solution
|