CBSE Class 11-science - Kinematics of Rotational Motion Videos
Systems of Particles and Rotational Motion
This video contains numerical problems based on the kinematic equations of motion and the comparison between the equations of linear acceleration and angular acceleration.
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Systems of Particles and Rotational Motion
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Systems of Particles and Rotational Motion
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Systems of Particles and Rotational Motion
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Systems of Particles and Rotational Motion
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Systems of Particles and Rotational Motion
- one meter long string can bear maximum of 0.5 kg mass . a mass of 0.05 kg is tied to one end and rotated in a horizontal circle , calculate the maximum number of revolution so that string does not brakes
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- On a toy comprising of a disc of radius 4 m, a bird is sitting on the periphery (the outer edge). Find the instantaneous velocity of the bird if disk is rotating at 180 revolutions per minute.
- Fly wheel rotates at a speed of 360 rpm and at a rate of 6 rad /s2 it slows down. Calculate the time after which it will stop.
- A nail punctures a tyre , the speed of tyre reduces from 240rpm to 120rpm in 6sec. Find the angular acceleration. Is it acceleration or deceleration?
- A musical record of 200gm has a radius of 10cm.We apply a torque of 0.1 Nm .Find the angular acceleration.
- Moment of inertia in rotational motion is an analogue of a physical quantity in linear motion. Name the quantity.
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If the angular position of a body under circular motion is given by the equation:
Find the expression for angular velocity and angular displacement.
- Ram tied a stone at the end of a thread. In 10 s with a uniform angular acceleration he rotates the stone from a speed of 120 rpm to a speed of 180 rpm. Find the angular acceleration and angular displacement.
- What is the unit of rotational displacement?
