A rod 5 m in length is moving in a vertical plane. When it is inclined at 60° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is

Applied Mechanics and Graphic Statics
A rod 5 m in length is moving in a vertical plane. When it is inclined at 60° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is

2.5 m/sec

1.0 m/sec

0.5 m/sec

1.5 m/sec

2.5 m/sec

1.0 m/sec

0.5 m/sec

1.5 m/sec

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Applied Mechanics and Graphic Statics
One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is

110 kg

102.5 kg

108.5 kg

105.5 kg

110 kg

102.5 kg

108.5 kg

105.5 kg

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Applied Mechanics and Graphic Statics
The condilion for a lifting machine to be reversible is that its efficiency should be

less than 50%

more than 50%

more than 66.67%

equal to 100%

less than 50%

more than 50%

more than 66.67%

equal to 100%

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Applied Mechanics and Graphic Statics
When a body slides down an inclined surface, the acceleration (f) of the body, is given by

f = g cos θ

f = g sin θ

f = g

f = g tan θ

f = g cos θ

f = g sin θ

f = g

f = g tan θ

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Applied Mechanics and Graphic Statics
Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation

Is equal to the sum of their velocities of approach

Is inversely proportional to their velocity of approach

Is directly proportional to their velocity of approach

Bears a constant ratio to their velocity of approach

Is equal to the sum of their velocities of approach

Is inversely proportional to their velocity of approach

Is directly proportional to their velocity of approach

Bears a constant ratio to their velocity of approach

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Applied Mechanics and Graphic Statics
On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts

Downwards at its upper end

Upwards at its upper end

Zero at its upper end

Perpendicular to the wall at its upper end

Downwards at its upper end

Upwards at its upper end

Zero at its upper end

Perpendicular to the wall at its upper end

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A rod 5 m in length is moving in a vertical plane. When it is inclined at 60° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is

Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is

Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be

Applied Mechanics and Graphic Statics When a body slides down an inclined surface, the acceleration (f) of the body, is given by

Applied Mechanics and Graphic Statics Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation

Applied Mechanics and Graphic Statics On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts

Applied Mechanics and Graphic Statics
A rod 5 m in length is moving in a vertical plane. When it is inclined at 60° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is

Applied Mechanics and Graphic Statics
One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The reaction between the sphere and the wall of the arrangement made is

Applied Mechanics and Graphic Statics
The condilion for a lifting machine to be reversible is that its efficiency should be

Applied Mechanics and Graphic Statics
When a body slides down an inclined surface, the acceleration (f) of the body, is given by

Applied Mechanics and Graphic Statics
Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation

Applied Mechanics and Graphic Statics
On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts