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

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

40 m/sec

20 m/sec

30 m/sec

50 m/sec

40 m/sec

20 m/sec

30 m/sec

50 m/sec

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Applied Mechanics and Graphic Statics
A stone was thrown vertically upwards from the ground with a velocity of 50 m/sec. After 5 seconds another stone was thrown vertically upwards from the same place. If both the stones strike the ground at the same time, then the velocity with which the second stone was thrown should be (Assume g = 10 m/sec²)

25 m/sec

50 m/sec

40 m/sec

15 m/sec

25 m/sec

50 m/sec

40 m/sec

15 m/sec

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Applied Mechanics and Graphic Statics
Energy may be defined as

Capacity of doing work

Rate of doing work

Power of doing work

All listed here

Capacity of doing work

Rate of doing work

Power of doing work

All listed here

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Applied Mechanics and Graphic Statics
The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane

To be minimum

None of these

To be zero

To be maximum

To be minimum

None of these

To be zero

To be maximum

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Applied Mechanics and Graphic Statics
To double the period of oscillation of a simple pendulum

The mass of its bob should be quadrupled

Its length should be quadrupled

Its length should be doubled

The mass of its bob should be doubled

The mass of its bob should be quadrupled

Its length should be quadrupled

Its length should be doubled

The mass of its bob should be doubled

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Applied Mechanics and Graphic Statics
Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction.The speeds of the objects are:

3 m/sec and 3 m/sec

2 m/sec and 2 m/sec

3 m/sec and 2 m/sec

4 m/sec and 6 m/sec

3 m/sec and 3 m/sec

2 m/sec and 2 m/sec

3 m/sec and 2 m/sec

4 m/sec and 6 m/sec

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Applied Mechanics and Graphic Statics

Applied Mechanics and Graphic Statics Energy may be defined as

Applied Mechanics and Graphic Statics The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane

Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum

Applied Mechanics and Graphic Statics Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction.The speeds of the objects are:

Applied Mechanics and Graphic Statics
Energy may be defined as

Applied Mechanics and Graphic Statics
The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane

Applied Mechanics and Graphic Statics
To double the period of oscillation of a simple pendulum

Applied Mechanics and Graphic Statics
Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction.The speeds of the objects are: