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
If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is

None of these

—rad/sec 10

—rad/sec 30

—rad/sec 20

None of these

—rad/sec 10

—rad/sec 30

—rad/sec 20

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Applied Mechanics and Graphic Statics
Minimum potential energy of a system will be in the position of

All of these

Unstable equilibrium

Neutral equilibrium

Stable equilibrium

All of these

Unstable equilibrium

Neutral equilibrium

Stable equilibrium

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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

119.5 mm from A

109.5 mm from A

132.5 mm from A

125.5 mm from A

119.5 mm from A

109.5 mm from A

132.5 mm from A

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Applied Mechanics and Graphic Statics
A trolley wire weighs 1 kg per metre length. The ends of the wire are attached to two poles 20 m apart. If the horizontal tension is 1000 kg, the central dip of the cable is

4 cm

5 cm

2 cm

3 cm

4 cm

5 cm

2 cm

3 cm

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Applied Mechanics and Graphic Statics
A quantity whose dimensions are M2L2T3 could be the product of

force and velocity

energy and velocity

force and pressure

mass and power

force and velocity

energy and velocity

force and pressure

mass and power

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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 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 Minimum potential energy of a system will be in the position of

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 A trolley wire weighs 1 kg per metre length. The ends of the wire are attached to two poles 20 m apart. If the horizontal tension is 1000 kg, the central dip of the cable is

Applied Mechanics and Graphic Statics A quantity whose dimensions are M2L2T3 could be the product of

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
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
Minimum potential energy of a system will be in the position of

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
A trolley wire weighs 1 kg per metre length. The ends of the wire are attached to two poles 20 m apart. If the horizontal tension is 1000 kg, the central dip of the cable is

Applied Mechanics and Graphic Statics
A quantity whose dimensions are M2L2T3 could be the product of