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

43839

43864

43833

44052

43839

43864

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
For maximum range of a projectile, the angle of projection should be

45°

30°

None of these

60°

45°

30°

None of these

60°

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Applied Mechanics and Graphic Statics
The unit of rotational inertia of a body in C.G.S system is

cm⁴

gm.cm²

kg.cm²

gm.cm3

cm⁴

gm.cm²

kg.cm²

gm.cm3

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Applied Mechanics and Graphic Statics
Williot-Mohr diagram is used to determine deflection in

Any type of structure

Beam only

Trusses only

Rigid frames only

Any type of structure

Beam only

Trusses only

Rigid frames only

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Applied Mechanics and Graphic Statics
Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of

One-third of the total height above base

None of these

One-fourth of the total height above base

One-half of the total height above base

One-third of the total height above base

None of these

One-fourth of the total height above base

One-half of the total height above base

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is

43835

43833

43895

43864

43835

43833

43895

43864

ANSWER DOWNLOAD EXAMIANS APP

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 For maximum range of a projectile, the angle of projection should be

Applied Mechanics and Graphic Statics The unit of rotational inertia of a body in C.G.S system is

Applied Mechanics and Graphic Statics Williot-Mohr diagram is used to determine deflection in

Applied Mechanics and Graphic Statics Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height 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
For maximum range of a projectile, the angle of projection should be

Applied Mechanics and Graphic Statics
The unit of rotational inertia of a body in C.G.S system is

Applied Mechanics and Graphic Statics
Williot-Mohr diagram is used to determine deflection in

Applied Mechanics and Graphic Statics
Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of