The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is

Applied Mechanics and Graphic Statics
The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is

1.5 sec

½ sec

1 sec

1.2 sec

1.5 sec

½ sec

1 sec

1.2 sec

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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

2 cos α

½ cos α

½ tan α

½ sin α

2 cos α

½ cos α

½ tan α

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Applied Mechanics and Graphic Statics
In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively

75 and 75

75 and 50

50 and 75

50 and 50

75 and 75

75 and 50

50 and 75

50 and 50

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Applied Mechanics and Graphic Statics
A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called

Second's pendulum

None of these

Simple pendulum

Compound pendulum

Second's pendulum

None of these

Simple pendulum

Compound pendulum

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

2u sinα/g

2u tanα/g

2u cotα/g

2u cosα/g

2u sinα/g

2u tanα/g

2u cotα/g

2u cosα/g

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Applied Mechanics and Graphic Statics
When two forces, each equal to P, act at 90° to each other, then the resultant will be

P/√2

2P

P√2

P

P/√2

2P

P√2

P

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is

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 In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively

Applied Mechanics and Graphic Statics A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called

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

Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be

Applied Mechanics and Graphic Statics
The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is

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
In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively

Applied Mechanics and Graphic Statics
A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called

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

Applied Mechanics and Graphic Statics
When two forces, each equal to P, act at 90° to each other, then the resultant will be