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The equation sqrtx = t+9 gives the varia...

The equation `sqrtx` = t+9 gives the variation of displacement with time. Which of the following is correct?

A

velocity is proportional to time

B

velocity is inversely proportional to time

C

acceleration depends on time

D

acceleration is constant

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The correct Answer is:
D
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BINA LIBRARY-KINEMATICS - 1-EXERCISE
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  2. The velocity of a body depends on time according to v = 20 + 0.1t^2 . ...

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  3. If X = at + bt^2 , where X is distance travelled by a body in km while...

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  4. The equation sqrtx = t+9 gives the variation of displacement with time...

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  5. A body starts from rest. The ratio of the distances travelled by it du...

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  6. A body is released from a height and falls freely. Another body is rel...

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  7. A body dropped from a height h with an initial speed zero reaches the ...

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  8. Water drops fall at regular intervals from a tap, which is 5 m above t...

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  9. A train 150 m in length is moving north at a speed of 10m/s. A parrot ...

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  10. For a body moving along a straight line, the average velocity is equal...

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  11. If the time-displacement graph of a particle is parallel to time-axis,...

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  12. When a particle is moving with uniform velocity which of the following...

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  13. The distance covered by a body moving along a straight line is proport...

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  14. If a body starts from rest and travels 1.2 m in 8th second , then acce...

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  15. The equation sqrtx = t+9 gives the variation of displacement with time...

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  16. If X = at + bt^2 , where X is distance travelled by a body in km while...

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  17. A body is released from the top of a tower of height h meters. It take...

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  18. The distances travelled by a body falling freely from rest in the 1st,...

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  19. An object is projected upward with a velocity of 100ms^-1 . It will st...

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  20. A particle is moving eastward with a velocity of 5ms^-1 in 10s, the ve...

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