A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is

Applied Mechanics and Graphic Statics
A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is

0.25

0.5

0.4

0.33

0.25

0.5

0.4

0.33

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Applied Mechanics and Graphic Statics
A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is (i) 5000 Nm (ii) 5000 kg.m (iii) 5000 J

Both (i) and (iii)

Both (ii) and (iii)

Only (ii)

All (i), (ii) and (iii)

Both (i) and (iii)

Both (ii) and (iii)

Only (ii)

All (i), (ii) and (iii)

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Applied Mechanics and Graphic Statics
A Seconds pendulum executes

2.5 beats per second

0.5 beat per second

2.0 beats per second

1.0 beat per second

2.5 beats per second

0.5 beat per second

2.0 beats per second

1.0 beat per second

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Applied Mechanics and Graphic Statics
A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is

125.5 mm from A

109.5 mm from A

119.5 mm from A

132.5 mm from A

125.5 mm from A

109.5 mm from A

119.5 mm from A

132.5 mm from A

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Applied Mechanics and Graphic Statics
If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then i. a force is required to move the body upwards ii. a force is required to move the body downward iii. the body will not be in equilibrium The correct answer is

only (ii)

only (i)

both (i) and (iii)

both (i) and (ii)

only (ii)

only (i)

both (i) and (iii)

both (i) and (ii)

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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

Quarter span

Supports

None of these

Mid span

Quarter span

Supports

None of these

Mid span

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is

Applied Mechanics and Graphic Statics A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is (i) 5000 Nm (ii) 5000 kg.m (iii) 5000 J

Applied Mechanics and Graphic Statics A Seconds pendulum executes

Applied Mechanics and Graphic Statics A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance 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
A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is

Applied Mechanics and Graphic Statics
A bullet weighing 10 gm moves with a velocity of l km/sec. Its kinetic energy is (i) 5000 Nm (ii) 5000 kg.m (iii) 5000 J

Applied Mechanics and Graphic Statics
A Seconds pendulum executes

Applied Mechanics and Graphic Statics
A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance 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