A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

Applied Mechanics and Graphic Statics
A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

43833

44052

43864

43839

43833

44052

43864

43839

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Applied Mechanics and Graphic Statics
Effect of a force on a body depends upon its

Position

Magnitude

Direction

All of these

Position

Magnitude

Direction

All of these

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Applied Mechanics and Graphic Statics
A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be

4E

2E

E

E/2

4E

2E

E

E/2

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Applied Mechanics and Graphic Statics
Time period and length of a second’s pendulum respectively are

1 sec and 92.7 cm

1 sec and 99.4 cm

2 sec and 99.4 cm

2 sec and 92.7 cm

1 sec and 92.7 cm

1 sec and 99.4 cm

2 sec and 99.4 cm

2 sec and 92.7 cm

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Applied Mechanics and Graphic Statics
In simple harmonic motion, acceleration of a particle is proportional to

Rate of change of velocity

Displacement

Velocity

Direction

Rate of change of velocity

Displacement

Velocity

Direction

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Applied Mechanics and Graphic Statics
A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called

Second's pendulum

Compound pendulum

None of these

Simple pendulum

Second's pendulum

Compound pendulum

None of these

Simple pendulum

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

Applied Mechanics and Graphic Statics Effect of a force on a body depends upon its

Applied Mechanics and Graphic Statics A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be

Applied Mechanics and Graphic Statics Time period and length of a second’s pendulum respectively are

Applied Mechanics and Graphic Statics In simple harmonic motion, acceleration of a particle is proportional to

Applied Mechanics and Graphic Statics A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called

Applied Mechanics and Graphic Statics
A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is

Applied Mechanics and Graphic Statics
Effect of a force on a body depends upon its

Applied Mechanics and Graphic Statics
A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be

Applied Mechanics and Graphic Statics
Time period and length of a second’s pendulum respectively are

Applied Mechanics and Graphic Statics
In simple harmonic motion, acceleration of a particle is proportional to

Applied Mechanics and Graphic Statics
A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called