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A body moves with a unifrom speed of 10 ...

A body moves with a unifrom speed of `10 km h^(-1)` for 2h. The average speed of the body is ______ km `h^(-1)`

A

10

B

20

C

5

D

25

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The correct Answer is:
A
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PEARSON IIT JEE FOUNDATION-KINEMATICS-MCQ
  1. A car moves with a speed of 60 km h^(-1) for 20 min and then at a sp...

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  2. The distance- time graph of a body is as shown in the figure. The part...

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  3. A body moves with a unifrom speed of 10 km h^(-1) for 2h. The average...

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  4. write SI and CGS unit of any three physical quantities?

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  5. 1 km h^(-1) = ms^(-1)

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  6. Choose the corrct statements (s)

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  7. A person starts from a point P and travels along a path PQRS as shown ...

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  8. A simple pendulum was given to a physics student to determine its time...

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  9. A body cover 20 m in 2 s and another 20 m in next 4s. Arrange the foll...

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  10. In the case of a simple pedulum a fraoh is drawn between th displaceme...

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  11. In the case of a simple pendulum, a graph is drawn between the displac...

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  12. In the case of a simple pendulum, a graph is drawn between the displac...

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  13. In the case of a simple pendulum, a graph is drawn between the displac...

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  14. Choose the correct statement :

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  15. Choose the correct statement

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  16. what is uniform motion ?

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  17. Assertion: A body having non zero acceleration can have a constant vel...

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  18. The time period of a simple pendulum is 4 s and the acceleration due t...

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  19. A car starts from and attains a velocity of 54 km h^(-1) if the accel...

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  20. A graph is drawn between the displacement and time taken for the oscil...

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