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An automobile engine develops 100H.P. wh...

An automobile engine develops 100H.P. when rotating at a speed of 1800 rad/min. The torque it delivers is

A

` 3 . 33 W - s `

B

` 200 W - s`

C

` 248 . 7 W - s `

D

` 2487 W - s `

Text Solution

Verified by Experts

The correct Answer is:
D
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MOTION-10 ROTATIONAL-Exercise - 1
  1. On applying a constant torque on a body-

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  2. A wheel starting with angular velocity of 10 radian/sec acquires angu...

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  3. An automobile engine develops 100H.P. when rotating at a speed of 1800...

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  4. The moment of inertia and rotational kinetic energy of a fly wheel are...

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  5. The angular velocity of a body is vec (omega)- = 2 hat(i) + 3 hat(j) ...

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  6. A torque of 2 newton-m produces an angular acceleration of 2 rad//sec^...

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  7. A rod and a block are of same mass. Initially rod is in horizontal pos...

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  8. In the figure, the blocks have masses M(1) and M(2) (M(1) gt M(2)) a...

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  9. A 0.6 m radius drum carrying the load A is rigidly attached to a 0.9m ...

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  10. A pulley is hinged at the centre and a massless thread is wrapped arou...

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  11. In the situation shown, a heavy wheel with a small drum attached is su...

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  12. A uniform disc of mass M =2.50 kg and radius R = 0.20 m is mounted on ...

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  13. Uniform rod AB is hinged at end A in horizontal position as shown in t...

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  14. A solid uniform cylinder of mass M and radius R is pivoted at its cent...

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  15. A magnetic tape isbeing played on a cassette deck. The tension in the ...

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  16. A particle moves with a constant velocity parallel to the X-axis. Its ...

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  17. A person sitting firmly over a rotating stool has his arms stretched. ...

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  18. A man, sitting firmly over a rotating stool has his arms streched. If ...

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  19. A particle of mass 2 kg located at the position (vec(i) + vec(j)) m ...

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  20. The angular momentum of a flywheel having a moment of inertia of 0.4 ...

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