A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is

Applied Mechanics and Graphic Statics
A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is

3 √5 m/sec

5 √3 m/sec

5 √10 m/sec

10 √5 m/sec

3 √5 m/sec

5 √3 m/sec

5 √10 m/sec

10 √5 m/sec

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Applied Mechanics and Graphic Statics
The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then,

None of these

Q = R

P = Q

P = R

None of these

Q = R

P = Q

P = R

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Applied Mechanics and Graphic Statics
The unit of impulse, is

kg.m/sec

kg.m/sec²

kg.m/sec

kg.m/sec²

kg.m/sec

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Applied Mechanics and Graphic Statics
In simple harmonic motion, acceleration of a particle is proportional to

Direction

Displacement

Rate of change of velocity

Velocity

Direction

Displacement

Rate of change of velocity

Velocity

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Applied Mechanics and Graphic Statics
If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be

½ sin α

½ cos α

½ tan α

2 cos α

½ sin α

½ cos α

½ tan α

2 cos α

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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

43864

43833

43839

44052

43864

43833

43839

44052

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is

Applied Mechanics and Graphic Statics The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then,

Applied Mechanics and Graphic Statics The unit of impulse, is

Applied Mechanics and Graphic Statics In simple harmonic motion, acceleration of a particle is proportional to

Applied Mechanics and Graphic Statics If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be

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
A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is

Applied Mechanics and Graphic Statics
The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then,

Applied Mechanics and Graphic Statics
The unit of impulse, is

Applied Mechanics and Graphic Statics
In simple harmonic motion, acceleration of a particle is proportional to

Applied Mechanics and Graphic Statics
If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be

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