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If the velocity of a body decreases grad...

If the velocity of a body decreases gradually with time, then it is said to be in

A

Acceleration

B

Deceleration

C

Retardation

D

Both (b) and (c)

Text Solution

Verified by Experts

The correct Answer is:
D
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PEARSON IIT JEE FOUNDATION-MEASUREMENTS AND MOTION-TEST YOUR CONCEPTS (VERY SHORT ANSWER TYPE QUESTIONS)
  1. The least measurement of time in a wall clock is

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  2. The thermometer used to measure the minimum and maximum temperatures o...

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  3. The short hand of a clock is at 12 and the minutes hand is 3, then th...

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  4. The relations between kelvin and celsius scales is K = C + 273. The t...

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  5. The shape of six's maximum and minimum thermometer is in the shape of ...

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  6. The angle between the minutes hand and hours hand in a clock, at 12:30...

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  7. Temperature is a quantity.

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  8. Time is a fundamental quantity

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  9. The device used to measure temperature is

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  10. Which of the following units of temperature is not followed by the wor...

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  11. If a body does not change its position, it must be in a state of .

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  12. The CGS unit of distance covered is .

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  13. Acceleration is measured in in SI system.

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  14. A passenger in a moving bus appears to be in a state of rest with resp...

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  15. A body is said to be in a state of motion if it changes its .

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  16. SI unit of velocity is (i) m/s (ii) m//s^(2) (iii) m (iv) s

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  17. Which of the following is different from the others?

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  18. Centimetre per second is the unit of

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  19. If the velocity of a body decreases gradually with time, then it is sa...

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  20. A bus is moving with uniform velocity,

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