A body A of mass 6.6 kg which is lying on a horizontal platform 4.5 m from its edge is connected to the end of a light string whose other end is supporting a body of mass 3.2 kg as shown in below figure. If the friction between the platform and the body A is 1/3, the acceleration is

Applied Mechanics and Graphic Statics
A body A of mass 6.6 kg which is lying on a horizontal platform 4.5 m from its edge is connected to the end of a light string whose other end is supporting a body of mass 3.2 kg as shown in below figure. If the friction between the platform and the body A is 1/3, the acceleration is

1.25 m/sec²

0.75 m/sec²

1.00 m/sec²

0.5 m/sec²

1.25 m/sec²

0.75 m/sec²

1.00 m/sec²

0.5 m/sec²

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Applied Mechanics and Graphic Statics
Minimum pull in a suspended cable with supports at two ends is equal to

Support reactions

Half the weight of the cable

Horizontal thrust

Resultant of horizontal thrust and support reaction

Support reactions

Half the weight of the cable

Horizontal thrust

Resultant of horizontal thrust and support reaction

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Applied Mechanics and Graphic Statics
Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and

Concurrent

Concurrent parallel

None of these

Parallel

Concurrent

Concurrent parallel

None of these

Parallel

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Applied Mechanics and Graphic Statics
A sphere is resting on two planes BA and BC which are inclined at 45° and 60° respectively with the horizontal. The reaction on the plane BA will be

More than that of BC

None of these

Less than that on BC

Equal to that on BC

More than that of BC

None of these

Less than that on BC

Equal to that on BC

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Applied Mechanics and Graphic Statics
A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be

30 m/sec

40 m/sec

50 m/sec

20 m/sec

30 m/sec

40 m/sec

50 m/sec

20 m/sec

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Applied Mechanics and Graphic Statics
The velocity of a moving body, is

A vector quantity

A constant quantity

A scalar quantity

None of these

A vector quantity

A constant quantity

A scalar quantity

None of these

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics Minimum pull in a suspended cable with supports at two ends is equal to

Applied Mechanics and Graphic Statics Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and

Applied Mechanics and Graphic Statics A sphere is resting on two planes BA and BC which are inclined at 45° and 60° respectively with the horizontal. The reaction on the plane BA will be

Applied Mechanics and Graphic Statics The velocity of a moving body, is

Applied Mechanics and Graphic Statics
Minimum pull in a suspended cable with supports at two ends is equal to

Applied Mechanics and Graphic Statics
Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and

Applied Mechanics and Graphic Statics
A sphere is resting on two planes BA and BC which are inclined at 45° and 60° respectively with the horizontal. The reaction on the plane BA will be

Applied Mechanics and Graphic Statics
The velocity of a moving body, is