The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.)

Engineering Mechanics
The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.)

ω.√(r² - y²)

ω.√(y² - r²)

ω².√(y² - r²)

ω².√(r² - y²)

ω.√(r² - y²)

ω.√(y² - r²)

ω².√(y² - r²)

ω².√(r² - y²)

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Engineering Mechanics
The velocity ratio in case of an inclined plane inclined at angle 'θ' to the horizontal and weight being pulled up the inclined plane by vertical effort is

cosecθ

cosθ

tanθ

sinθ

cosecθ

cosθ

tanθ

sinθ

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Engineering Mechanics
The moment of a force

Is equal to the product of force acting on the body and the perpendicular distance of a point and the line of action of the force

Is the turning effect produced by a force, on the body, on which it acts

All of these

Is equal to twice the area of the triangle, whose base is the line representing the force and whose vertex is the point, about which the moment is taken

Is equal to the product of force acting on the body and the perpendicular distance of a point and the line of action of the force

Is the turning effect produced by a force, on the body, on which it acts

All of these

Is equal to twice the area of the triangle, whose base is the line representing the force and whose vertex is the point, about which the moment is taken

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Engineering Mechanics
On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be

Upwards at its upper end

Zero at its upper end

Downwards at its upper end

Perpendicular to the wall at its upper end

Upwards at its upper end

Zero at its upper end

Downwards at its upper end

Perpendicular to the wall at its upper end

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Engineering Mechanics
Non-coplanar non-concurrent forces are those forces which

Meet at one point, but their lines of action do not lie on the same plane

None of these

Do not meet at one point and their lines of action do not lie on the same plane

Do not meet at one point but their lines of action lie on the same plane

Meet at one point, but their lines of action do not lie on the same plane

None of these

Do not meet at one point and their lines of action do not lie on the same plane

Do not meet at one point but their lines of action lie on the same plane

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Engineering Mechanics
The process of finding out the resultant force is called __________ of forces.

None of these

Decomposition

Resolution

Composition

None of these

Decomposition

Resolution

Composition

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Engineering Mechanics

Engineering Mechanics The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.)

Engineering Mechanics The velocity ratio in case of an inclined plane inclined at angle 'θ' to the horizontal and weight being pulled up the inclined plane by vertical effort is

Engineering Mechanics The moment of a force

Engineering Mechanics On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be

Engineering Mechanics Non-coplanar non-concurrent forces are those forces which

Engineering Mechanics The process of finding out the resultant force is called __________ of forces.

Engineering Mechanics
The velocity of a particle (v) moving with simple harmonic motion, at any instant is given by (where, r = Amplitude of motion, and y = Displacement of the particle from mean position.)

Engineering Mechanics
The velocity ratio in case of an inclined plane inclined at angle 'θ' to the horizontal and weight being pulled up the inclined plane by vertical effort is

Engineering Mechanics
The moment of a force

Engineering Mechanics
On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be

Engineering Mechanics
Non-coplanar non-concurrent forces are those forces which

Engineering Mechanics
The process of finding out the resultant force is called __________ of forces.