Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

Applied Mechanics and Graphic Statics
Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

425 m

375 m

350 m

400 m

425 m

375 m

350 m

400 m

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Applied Mechanics and Graphic Statics
If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be

2P sin θ/2

P cos θ/2

P tan θ/2

2P cos θ/2

2P sin θ/2

P cos θ/2

P tan θ/2

2P cos θ/2

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Applied Mechanics and Graphic Statics
The force acting on a point on the surface of a rigid body may be considered to act

On any point on the line of action of the force

At any point on the surface normal to the line of action of the force

At the centre of gravity of the body

On the periphery of the body

On any point on the line of action of the force

At any point on the surface normal to the line of action of the force

At the centre of gravity of the body

On the periphery of the body

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Applied Mechanics and Graphic Statics
Time of flight of a projectile on a horizontal plane, is

2u cotα/g

2u cosα/g

2u sinα/g

2u tanα/g

2u cotα/g

2u cosα/g

2u sinα/g

2u tanα/g

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Applied Mechanics and Graphic Statics
The apparent weight of a man in a moving lift is less than his real weight when it is going down with

Uniform speed

An acceleration

Retardation

Linear momentum

Uniform speed

An acceleration

Retardation

Linear momentum

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Applied Mechanics and Graphic Statics
Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is

40 kg

50 kg

25 kg

30 kg

40 kg

50 kg

25 kg

30 kg

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

Applied Mechanics and Graphic Statics If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be

Applied Mechanics and Graphic Statics The force acting on a point on the surface of a rigid body may be considered to act

Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is

Applied Mechanics and Graphic Statics The apparent weight of a man in a moving lift is less than his real weight when it is going down with

Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is

Applied Mechanics and Graphic Statics
Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

Applied Mechanics and Graphic Statics
If two equal forces of magnitude ‘P’ act at an angle ‘θ’, their resultant, will be

Applied Mechanics and Graphic Statics
The force acting on a point on the surface of a rigid body may be considered to act

Applied Mechanics and Graphic Statics
Time of flight of a projectile on a horizontal plane, is

Applied Mechanics and Graphic Statics
The apparent weight of a man in a moving lift is less than his real weight when it is going down with

Applied Mechanics and Graphic Statics
Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is