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

43839

43833

43864

44052

43839

43833

43864

44052

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Applied Mechanics and Graphic Statics
One Joule is equivalent to

1 dyne metre

1 Newton metre

9.81 Newton metre

1 kg wt metre

1 dyne metre

1 Newton metre

9.81 Newton metre

1 kg wt metre

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Applied Mechanics and Graphic Statics
If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is

—rad/sec 10

—rad/sec 30

None of these

—rad/sec 20

—rad/sec 10

—rad/sec 30

None of these

—rad/sec 20

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Applied Mechanics and Graphic Statics
The maximum pull in a cable, carrying a uniformly distributed load and supported at two ends which are at the same level, is at

None of these

Mid span

Supports

Quarter span

None of these

Mid span

Supports

Quarter span

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Applied Mechanics and Graphic Statics
If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be

P tan θ/2

P cos θ/2

2P sin θ/2

2P cos θ/2

P tan θ/2

P cos θ/2

2P sin θ/2

2P cos θ/2

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Applied Mechanics and Graphic Statics
The time period of a simple pendulum depends on(i) Mass of suspended particle(ii) Length of the pendulum(iii) Acceleration due to gravity

Both (i) and (iii)

All are correct

Only (i)

Both (ii) and (iii)

Both (i) and (iii)

All are correct

Only (i)

Both (ii) and (iii)

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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 One Joule is equivalent to

Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is

Applied Mechanics and Graphic Statics The maximum pull in a cable, carrying a uniformly distributed load and supported at two ends which are at the same level, is at

Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be

Applied Mechanics and Graphic Statics The time period of a simple pendulum depends on(i) Mass of suspended particle(ii) Length of the pendulum(iii) Acceleration due to gravity

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
One Joule is equivalent to

Applied Mechanics and Graphic Statics
If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is

Applied Mechanics and Graphic Statics
The maximum pull in a cable, carrying a uniformly distributed load and supported at two ends which are at the same level, is at

Applied Mechanics and Graphic Statics
If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be

Applied Mechanics and Graphic Statics
The time period of a simple pendulum depends on(i) Mass of suspended particle(ii) Length of the pendulum(iii) Acceleration due to gravity