Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is

Applied Mechanics and Graphic Statics
Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is

43833

43895

43835

43864

43833

43895

43835

43864

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Applied Mechanics and Graphic Statics
In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is

80

30

60

50

80

30

60

50

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Applied Mechanics and Graphic Statics
The rate of change of displacement of a body with respect to its surrounding, is known

Speed

Acceleration

Velocity

None of these

Speed

Acceleration

Velocity

None of these

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Applied Mechanics and Graphic Statics
From the circular plate of a diameter 6 cm is cut out a circular plate whose diameter is equal to radius of the plate. The C.G. of the remainder shifts from the original position through

0.50 cm

1.00 cm

0.75 cm

0.25 cm

0.50 cm

1.00 cm

0.75 cm

0.25 cm

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

n

n/2

n (n - 1)/2

(n - 1)

n

n/2

n (n - 1)/2

(n - 1)

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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

1

e*72

e2*

e4*

1

e*72

e2*

e4*

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is

Applied Mechanics and Graphic Statics The rate of change of displacement of a body with respect to its surrounding, is known

Applied Mechanics and Graphic Statics From the circular plate of a diameter 6 cm is cut out a circular plate whose diameter is equal to radius of the plate. The C.G. of the remainder shifts from the original position through

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

Applied Mechanics and Graphic Statics
In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is

Applied Mechanics and Graphic Statics
The rate of change of displacement of a body with respect to its surrounding, is known

Applied Mechanics and Graphic Statics
From the circular plate of a diameter 6 cm is cut out a circular plate whose diameter is equal to radius of the plate. The C.G. of the remainder shifts from the original position through

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