Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by

Applied Mechanics and Graphic Statics
Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by

Its longer side

The diagonal of the parallelogram which passes through the point of intersection of the forces

Its shorter side

The diagonal of the parallelogram which does not pass through the point of intersection of the forces

Its longer side

The diagonal of the parallelogram which passes through the point of intersection of the forces

Its shorter side

The diagonal of the parallelogram which does not pass through the point of intersection of the forces

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Applied Mechanics and Graphic Statics
The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is

None of these

(a² + ab + c²)/3 (a + c)

(a² + ab + b²)/3 (a + b)

(b² + bc + c²)/3 (b + c)

None of these

(a² + ab + c²)/3 (a + c)

(a² + ab + b²)/3 (a + b)

(b² + bc + c²)/3 (b + c)

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Applied Mechanics and Graphic Statics
Effect of a force on a body depends upon its

Magnitude

All of these

Direction

Position

Magnitude

All of these

Direction

Position

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Applied Mechanics and Graphic Statics
Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Rubber and lead balls undergo equal changes in momentum

Change in momentum suffered by lead ball is less that of rubber ball

Momentum of rubber ball is less than that of lead ball

None of these

Rubber and lead balls undergo equal changes in momentum

Change in momentum suffered by lead ball is less that of rubber ball

Momentum of rubber ball is less than that of lead ball

None of these

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Applied Mechanics and Graphic Statics
A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be

0.5 m/sec

3.5 m/sec

1.5 m/sec

2.5 m/sec

0.5 m/sec

3.5 m/sec

1.5 m/sec

2.5 m/sec

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Applied Mechanics and Graphic Statics
Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of

One-third of the total height above base

One-fourth of the total height above base

One-half of the total height above base

None of these

One-third of the total height above base

One-fourth of the total height above base

One-half of the total height above base

None of these

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by

Applied Mechanics and Graphic Statics The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is

Applied Mechanics and Graphic Statics Effect of a force on a body depends upon its

Applied Mechanics and Graphic Statics Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Applied Mechanics and Graphic Statics A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be

Applied Mechanics and Graphic Statics Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of

Applied Mechanics and Graphic Statics
Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by

Applied Mechanics and Graphic Statics
The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is band the vertical side is a, from its vertical face is

Applied Mechanics and Graphic Statics
Effect of a force on a body depends upon its

Applied Mechanics and Graphic Statics
Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Applied Mechanics and Graphic Statics
A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be

Applied Mechanics and Graphic Statics
Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of