A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is

Applied Mechanics and Graphic Statics
A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is

8TC

6 7i

4

8

8TC

6 7i

4

8

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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 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

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

The resultant force and resultant couple are always zero

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Applied Mechanics and Graphic Statics
A satellite goes on moving along its orbit round the earth due to

Centrifugal force

Gravitational force

Centripetal force

None of these

Centrifugal force

Gravitational force

Centripetal force

None of these

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Applied Mechanics and Graphic Statics
Total no of instantaneous centers of a machine having ‘n’ links, is

n/2

n (n - 1)/2

n

(n - 1)

n/2

n (n - 1)/2

n

(n - 1)

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Applied Mechanics and Graphic Statics
A point subjected to a number of forces will be in equilibrium, if

Algebraic sum of the forces is zero

Sum of resolved parts in any two directions at right angles, are both zero

Algebraic sum of the moments of the forces about the point is zero

Two resolved parts in any two directions at right angles are equal

Algebraic sum of the forces is zero

Sum of resolved parts in any two directions at right angles, are both zero

Algebraic sum of the moments of the forces about the point is zero

Two resolved parts in any two directions at right angles are equal

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Applied Mechanics and Graphic Statics
A rope is wrapped twice around a rough pole with a coefficient of friction ‘A . It is subjected to a force Fj at one end and a gradually increasing force F2 is applied at the other end till the rope just starts slip-ping. At this instant the ratio of F2 to Fi is

e2*

1

e4*

e*72

e2*

1

e4*

e*72

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is

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 satellite goes on moving along its orbit round the earth due to

Applied Mechanics and Graphic Statics Total no of instantaneous centers of a machine having ‘n’ links, is

Applied Mechanics and Graphic Statics A point subjected to a number of forces will be in equilibrium, if

Applied Mechanics and Graphic Statics
A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is

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 satellite goes on moving along its orbit round the earth due to

Applied Mechanics and Graphic Statics
Total no of instantaneous centers of a machine having ‘n’ links, is

Applied Mechanics and Graphic Statics
A point subjected to a number of forces will be in equilibrium, if