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. A curve is drawn expressing the kineti...

. A curve is drawn expressing the kinetic energy of a particle as a function of the distance traversed (on X-axis). The slope of this curve represents the instantaneous

A

velocity

B

acceleration

C

force

D

power

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-WORK, POWER & ENERGY -EXERCISE - I
  1. . (A): Mountain roads rarely go straight up the slope. (R): Slope o...

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  2. body is allowed to fall from a height h above the ground. Then match t...

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  3. . A curve is drawn expressing the kinetic energy of a particle as a fu...

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  4. . A body is moving unidirectionally under the influence of a source of...

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  5. Which of the diagrams shown below most closely shows the variation in ...

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  6. . A raindrop falling from a height .h. above ground, attains a near te...

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  7. Two inclined frictionless tracks, one gradual and the other steep meet...

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  8. A heavy stone is thrown from a cliff of height h in a given direction....

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  9. 40. Which of the diagrams correctly shows the change in kinetic energy...

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  10. A particle is acted upon by a force of constant magnitude which is alw...

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  11. Two spheres A and B collide. If the momentum of A is doubled in the co...

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  12. Internal forces can change

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  13. (A): Mass and energy are not conserved separately, but are conserved a...

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  14. Two bodies A and B of masses m, and m, moving with velocities V(1) and...

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  15. Two particles of equal masses have an elastic collision, the target pa...

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  16. . A bullet hits a block at rest on a frictionless horizontal surface a...

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  17. A heavier sphere moving eastward with a certain velocity .v. collides ...

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  18. When a ball hits a floor and rebounds after an inelastic collision,

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  19. Coefficient of restitution depends upon

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  20. Two particles of different masses collide head on. Then for the system

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