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

0.33

0.25

0.5

0.4

0.33

0.25

0.5

0.4

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Applied Mechanics and Graphic Statics
The acceleration of a train starting from rest at any instant is 1/6(V + 1) m/sec² where ‘V’ is the velocity of the train in m/sec. The train will attain a velocity of 36 km/hour after travelling a distance of

2000 m

2300 m

2200 m

2100 m

2000 m

2300 m

2200 m

2100 m

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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, theni. a force is required to move the body upwardsii. a force is required to move the body downwardiii. the body will not be in equilibriumThe correct answer is

only (i)

both (i) and (iii)

both (i) and (ii)

only (ii)

only (i)

both (i) and (iii)

both (i) and (ii)

only (ii)

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

kg.cm²

gm.cm²

gm.cm3

cm⁴

kg.cm²

gm.cm²

gm.cm3

cm⁴

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Applied Mechanics and Graphic Statics
Energy may be defined as

All listed here

Rate of doing work

Capacity of doing work

Power of doing work

All listed here

Rate of doing work

Capacity of doing work

Power of doing work

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Applied Mechanics and Graphic Statics
When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as

Virtual work

Imaginary work

Negative work

None of these

Virtual work

Imaginary work

Negative work

None of these

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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 The acceleration of a train starting from rest at any instant is 1/6(V + 1) m/sec² where ‘V’ is the velocity of the train in m/sec. The train will attain a velocity of 36 km/hour after travelling a distance of

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

Applied Mechanics and Graphic Statics Energy may be defined as

Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as

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
The acceleration of a train starting from rest at any instant is 1/6(V + 1) m/sec² where ‘V’ is the velocity of the train in m/sec. The train will attain a velocity of 36 km/hour after travelling a distance of

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

Applied Mechanics and Graphic Statics
Energy may be defined as

Applied Mechanics and Graphic Statics
When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as