A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is

Applied Mechanics and Graphic Statics
A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is

(i) and (iv)

(ii) and (iii)

(i) and (iii)

(ii) and (iv)

(i) and (iv)

(ii) and (iii)

(i) and (iii)

(ii) and (iv)

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Applied Mechanics and Graphic Statics
The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin

All (i), (ii) and (iii)

Both (i) and (iii)

Only (i)

Both (i) and (ii)

All (i), (ii) and (iii)

Both (i) and (iii)

Only (i)

Both (i) and (ii)

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Applied Mechanics and Graphic Statics
A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is

1.0 m

0.75 m

0.5 m

1.5 m

1.0 m

0.75 m

0.5 m

1.5 m

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Applied Mechanics and Graphic Statics
A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be

0.01 m/sec

1.00 m/sec

0.05 m/sec

1.5 m/see

0.01 m/sec

1.00 m/sec

0.05 m/sec

1.5 m/see

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Applied Mechanics and Graphic Statics
If a set of given forces are such that their free vectors build a closed polygon, then

The resultant force is zero but resultant couple may not be zero

The resultant force and resultant couple are always zero

The resultant force and resultant couple both may not be zero

The resultant force is zero but resultant couple is not zero

The resultant force is zero but resultant couple may not be zero

The resultant force and resultant couple are always zero

The resultant force and resultant couple both may not be zero

The resultant force is zero but resultant couple is not zero

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Applied Mechanics and Graphic Statics
A particle is executing simple harmonic motion in a line 1.0 m long. If the time of one complete vibration is 1 sec, then the maximum velocity of the particle is

6.28 m/sec

1.57 m/sec

3.14 m/sec

1.00 m/sec

6.28 m/sec

1.57 m/sec

3.14 m/sec

1.00 m/sec

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin

Applied Mechanics and Graphic Statics A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is

Applied Mechanics and Graphic Statics A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be

Applied Mechanics and Graphic Statics If a set of given forces are such that their free vectors build a closed polygon, then

Applied Mechanics and Graphic Statics A particle is executing simple harmonic motion in a line 1.0 m long. If the time of one complete vibration is 1 sec, then the maximum velocity of the particle is

Applied Mechanics and Graphic Statics
The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin

Applied Mechanics and Graphic Statics
A particle is dropped from a height of 3 m on a horizontal floor, which has a coefficient of restitution with the ball of 1/2. The height to which the ball will rebound after striking the floor is

Applied Mechanics and Graphic Statics
A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be

Applied Mechanics and Graphic Statics
If a set of given forces are such that their free vectors build a closed polygon, then

Applied Mechanics and Graphic Statics
A particle is executing simple harmonic motion in a line 1.0 m long. If the time of one complete vibration is 1 sec, then the maximum velocity of the particle is