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A machine gun fires a bullet of mass 65 ...

A machine gun fires a bullet of mass 65 g with a velocity of 1300 m/s. The man holding it can exert a maximum force of 169 N on the gun. The number of bullets he can fire per second will be

A

1

B

2

C

3

D

4

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AAKASH INSTITUTE ENGLISH-LAWS OF MOTION-Assignment (SECTION-A)
  1. Mr. A, B and C are trying to put a heavy piston into a cylinder at a m...

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  2. In a rocket, fuel burns at the rate of 2 kg/s. This fuel gets ejected ...

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  3. A machine gun fires a bullet of mass 65 g with a velocity of 1300 m/s....

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  4. A bullet of mass 40 g is fired from a gun of mass 10 kg. If velocity o...

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  5. A diwali rocket is ejecting 0.05kg of gases per second at a velocity o...

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  6. A rocket of mass 5700 kg ejects mass at a constant rate of 15 kg/s w...

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  7. A ballon has 2 g of air . A small hole is pierced into it . The air c...

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  8. A surface is hit elastically and normally by n bals per unit time, all...

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  9. A particle of mass m strikes a wall with speed v at an angle 30^(@) wi...

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  10. A body of mass 1 kg, initially at rest, explodes and breaks into three...

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  11. A 6 kg bomb at rest explodes into three equal pieces P, Q and R. If P ...

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  12. A particle of mass 2m moving with velocity v strikes a stationary par...

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  13. Which of the following is a self adjusting force?

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  14. Maximum force of friction is called

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  15. The limiting force of friction betwwen two bodies in contact independe...

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  16. "It is difficult to move a cycle along the road with its brakes on". W...

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  17. Which is a suitable method to decrease friction ?

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  18. A cubical blocks rests on a plane of mu = sqrt(3). The angle through ...

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  19. A block of mass 1 kg is projected from the lowest point up along the i...

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  20. A child weighing 25 kg slides down a rope hanging from a branch of a t...

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