### Motion in a Plane

Motion in a Plane

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A coin kept on a rotating gramophone disc just begins to slip if its centre is at a distance of 8 cm from the centre of the disc. The angular velocity of the gramophone disc is then doubled. Through what distance, the coin should be shifted towards the centre, so that the coin will just slip?

One radian is equal to?

The path of a particle is given by the expression y = at + bt², where a and b are constants . Y is the displacement at time t. Its velocity at any instant is given by

The centripetal component of acceleration arises when?

When a body P moves on a circular path, the centripetal acceleration is

When angular velocity changes with respect to time then?

The angular velocity depends upon the rate of change of the?

A can filled with water is revolved in a vertical circle of radius 4 metre and the water does not fall down. The time period of revolution will be

A small body attached at the end of an inextensible string completes a vertical circle, then its

A body is traveling in a circle at constant speed. It

A car sometimes overturns while taking a turn. When it overturns, it is

One radian is defined to be the angle subtended where the arc length S is exactly equal to the?

A body is moving along a circle with an increasing speed. It possesses?

The word centripetal is derived from two Greek words meaning?

A body travels along the circumference of a circle of radius 2 m with a linear velocity of 6 m/s . Then its angular velocity is

A cyclist goes round a circular path of circumference 343 m in s. The angle made by him, with the vertical is

The total flight requires a time that is?

A car is moving with a speed of 30 m/s on a circular path of radius 500 m. Its speed is increasing at the rate of 2 m/s². The acceleration of the car is

The path followed by a projectile is called its?

A body makes a displacement of 4 m due East from a point O and then makes displacement of 3 m due North. Its resultant displacement from O

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## Try other Chapter

- Chapter 1: Physical World.
- Chapter 2: Units and Measurement.
- Chapter 3: Motion in a Straight Line.
- Chapter 5: Laws of Motion.
- Chapter 6: Work, Energy and Power.
- Chapter 7: System of Particles and Rotational Motion.
- Chapter 8: Gravitation.
- Chapter 9: Mechanical Properties of Solids.
- Chapter 10: Mechanical Properties of Fluid.
- Chapter 11: Thermal Properties of Matter.
- Chapter 12: Thermodynamics.
- Chapter 13: Kinetic Theory of gases.
- Chapter 14: Oscillations.
- Chapter 15: Waves.