Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be

Applied Mechanics and Graphic Statics
Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be

Zero

10 m/sec

None of these

5 m/sec

Zero

10 m/sec

None of these

5 m/sec

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Applied Mechanics and Graphic Statics
M.I. of solid sphere, is

⅔ Mr²

πr4/2

½ Mr²

Mr²

⅔ Mr²

πr4/2

½ Mr²

Mr²

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Applied Mechanics and Graphic Statics
Pick up the incorrect statement from the following. In a simple harmonic motion

Acceleration is minimum at the end of the stroke

Acceleration is zero at the mean position

Velocity is maximum at its mean position

Velocity is minimum at the end of the stroke

Acceleration is minimum at the end of the stroke

Acceleration is zero at the mean position

Velocity is maximum at its mean position

Velocity is minimum at the end of the stroke

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Applied Mechanics and Graphic Statics
The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth)

1/r

r

r2

log r

1/r

r

r2

log r

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Applied Mechanics and Graphic Statics
For a simple pendulum, the period of one oscillation is

2π √(2g/l)

2π √(l/g)

2π √(l/2g)

2π √(g/2l)

2π √(2g/l)

2π √(l/g)

2π √(l/2g)

2π √(g/2l)

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Applied Mechanics and Graphic Statics
A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is

75 m/sec

90 m/sec

80 m/sec

70 m/sec

75 m/sec

90 m/sec

80 m/sec

70 m/sec

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be

Applied Mechanics and Graphic Statics M.I. of solid sphere, is

Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In a simple harmonic motion

Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth)

Applied Mechanics and Graphic Statics For a simple pendulum, the period of one oscillation is

Applied Mechanics and Graphic Statics A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is

Applied Mechanics and Graphic Statics
Ball ‘A’ of mass 250 g moving on a smooth horizontal table with a velocity of 10 m/s hits an identical stationary ball ‘B’ on the table. If the impact is perfectly elastic, the velocity of the ball ‘B’ just after impact would be

Applied Mechanics and Graphic Statics
M.I. of solid sphere, is

Applied Mechanics and Graphic Statics
Pick up the incorrect statement from the following. In a simple harmonic motion

Applied Mechanics and Graphic Statics
The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth)

Applied Mechanics and Graphic Statics
For a simple pendulum, the period of one oscillation is

Applied Mechanics and Graphic Statics
A projectile is fired with a velocity of 100.3 m/sec. at an elevation of 60°. The velocity attained by the projectile when it is moving at a height of 100 m, is