When the force of constant magnitude always act perpendicular to the motion of a particle then :

Questions from Laws of Motion

1. A car of mass 1000 kg moves on a circular track of radius 20 m. If the coefficient of friction is 0.64, then the maximum velocity with which the car moves is

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2. A stone of mass is lying on the floor of a train which is accelerating with . The net force acting on the stone is

3. In the following figure, an object of mass is at rest at point . lf and are the reaction and the frictional force, respectively, then

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4. A bomb moving with velocity explodes into two pieces of mass ratio . After explosion the smaller piece moves away with velocity . The velocity of larger piece after explosion is

AIIMS 2018

5. A coin placed on a rotating table just slips if it is placed at a distance from the centre. If we double the angular velocity of the table, then the coin will just slip when it is away from the centre at a distance equal to

NTA Abhyas 2020

Physics Most Viewed Questions

1. If and respectively denote energy and gravitational constant, then has the dimensions of:

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2. The de Broglie wavelength of an electron moving with kinetic energy of is nearly

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3. A car starts from rest and accelerates at At , a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at ? (Take

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4. A wheel with metallic spokes each long is rotated with a speed of in a plane perpendicular to a magnetic field of . The induced emf between the axle and rim of the wheel will be,

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5. A barometer is constructed using a liquid (density What would be the height of the liquid column, when a mercury barometer reads ?
(density of mercury

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Q. When the force of constant magnitude always act perpendicular to the motion of a particle then :

Velocity is constant

Acceleration is constant

K.E. is constant

None of these

Normal force never changes the speed of particle hence its KE must remain constant.

Questions from Laws of Motion

1. A car of mass 1000 kg moves on a circular track of radius 20 m. If the coefficient of friction is 0.64, then the maximum velocity with which the car moves is

2. A stone of mass is lying on the floor of a train which is accelerating with . The net force acting on the stone is

3. In the following figure, an object of mass is at rest at point . lf and are the reaction and the frictional force, respectively, then

4. A bomb moving with velocity explodes into two pieces of mass ratio . After explosion the smaller piece moves away with velocity . The velocity of larger piece after explosion is

5. A coin placed on a rotating table just slips if it is placed at a distance from the centre. If we double the angular velocity of the table, then the coin will just slip when it is away from the centre at a distance equal to

Physics Most Viewed Questions

1. If and respectively denote energy and gravitational constant, then has the dimensions of:

2. The de Broglie wavelength of an electron moving with kinetic energy of is nearly

3. A car starts from rest and accelerates at At , a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at ? (Take

4. A wheel with metallic spokes each long is rotated with a speed of in a plane perpendicular to a magnetic field of . The induced emf between the axle and rim of the wheel will be,

5. A barometer is constructed using a liquid (density What would be the height of the liquid column, when a mercury barometer reads ?
(density of mercury

Latest Updates

Q. When the force of constant magnitude always act perpendicular to the motion of a particle then :

Velocity is constant

Acceleration is constant

K.E. is constant

None of these

Normal force never changes the speed of particle hence its KE must remain constant.

Questions from Laws of Motion

1. A car of mass 1000 kg moves on a circular track of radius 20 m. If the coefficient of friction is 0.64, then the maximum velocity with which the car moves is

2. A stone of mass is lying on the floor of a train which is accelerating with . The net force acting on the stone is

3. In the following figure, an object of mass is at rest at point . lf and are the reaction and the frictional force, respectively, then

4. A bomb moving with velocity explodes into two pieces of mass ratio . After explosion the smaller piece moves away with velocity . The velocity of larger piece after explosion is

5. A coin placed on a rotating table just slips if it is placed at a distance from the centre. If we double the angular velocity of the table, then the coin will just slip when it is away from the centre at a distance equal to

Physics Most Viewed Questions

1. If and respectively denote energy and gravitational constant, then has the dimensions of:

2. The de Broglie wavelength of an electron moving with kinetic energy of is nearly

3. A car starts from rest and accelerates at At , a ball is dropped out of a window by a person sitting in the car. What is the velocity and acceleration of the ball at ? (Take

4. A wheel with metallic spokes each long is rotated with a speed of in a plane perpendicular to a magnetic field of . The induced emf between the axle and rim of the wheel will be,

5. A barometer is constructed using a liquid (density What would be the height of the liquid column, when a mercury barometer reads ? (density of mercury

Latest Updates

5. A barometer is constructed using a liquid (density What would be the height of the liquid column, when a mercury barometer reads ?
(density of mercury