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
The frequency of oscillation on moon as compared to that on earth, will be

2.44 times less

2.44 times more

3 times more

3 times less

2.44 times less

2.44 times more

3 times more

3 times less

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Applied Mechanics and Graphic Statics
The length of a Second's pendulum, is

99.0 cm

99.4 cm

100 cm

101 cm

99.0 cm

99.4 cm

100 cm

101 cm

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Applied Mechanics and Graphic Statics
The angle of projection at which the horizontal range and maximum height of a projectile are equal to

56°

76°

36°

45°

56°

76°

36°

45°

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Applied Mechanics and Graphic Statics
The angles between two forces to make their resultant a minimum and a maximum respectively are

180° and 0°

90° and 180°

0° and 90°

180° and 90°

180° and 0°

90° and 180°

0° and 90°

180° and 90°

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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

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 The frequency of oscillation on moon as compared to that on earth, will be

Applied Mechanics and Graphic Statics The length of a Second's pendulum, is

Applied Mechanics and Graphic Statics The angle of projection at which the horizontal range and maximum height of a projectile are equal to

Applied Mechanics and Graphic Statics The angles between two forces to make their resultant a minimum and a maximum respectively are

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

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
The frequency of oscillation on moon as compared to that on earth, will be

Applied Mechanics and Graphic Statics
The length of a Second's pendulum, is

Applied Mechanics and Graphic Statics
The angle of projection at which the horizontal range and maximum height of a projectile are equal to

Applied Mechanics and Graphic Statics
The angles between two forces to make their resultant a minimum and a maximum respectively are

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