The algebraic sum of moments of the forces forming couple about any point in their plane is

Engineering Mechanics
The algebraic sum of moments of the forces forming couple about any point in their plane is

Constant

Both of above are correct

Equal to the moment of the couple

Both of above are wrong

Constant

Both of above are correct

Equal to the moment of the couple

Both of above are wrong

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Engineering Mechanics
A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act

Zero at its upper end

Downward at its upper end

Upward at its upper end

Perpendicular to the wall at its upper end

Zero at its upper end

Downward at its upper end

Upward at its upper end

Perpendicular to the wall at its upper end

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Engineering Mechanics
The acceleration of a body sliding down an inclined surface is

g cosθ

g sinθ

None of these

g tanθ

g cosθ

g sinθ

None of these

g tanθ

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Engineering Mechanics
The moment of a force

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

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

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

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

All of these

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Engineering Mechanics
Centre of gravity of a solid cone lies on the axis at the height

One third of the total height above base

One-half of the total height above base

One fourth of the total height above base

Three eighth of the total height above the base

One third of the total height above base

One-half of the total height above base

One fourth of the total height above base

Three eighth of the total height above the base

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Engineering Mechanics
Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point

Thrice

Four times

Twice

Same as

Thrice

Four times

Twice

Same as

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Engineering Mechanics

Engineering Mechanics The algebraic sum of moments of the forces forming couple about any point in their plane is

Engineering Mechanics A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act

Engineering Mechanics The acceleration of a body sliding down an inclined surface is

Engineering Mechanics The moment of a force

Engineering Mechanics Centre of gravity of a solid cone lies on the axis at the height

Engineering Mechanics Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point

Engineering Mechanics
The algebraic sum of moments of the forces forming couple about any point in their plane is

Engineering Mechanics
A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act

Engineering Mechanics
The acceleration of a body sliding down an inclined surface is

Engineering Mechanics
The moment of a force

Engineering Mechanics
Centre of gravity of a solid cone lies on the axis at the height

Engineering Mechanics
Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point