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Answer the following: (Any 3) A person t...

Answer the following: (Any 3)
A person travels a distance of 72 km in 4 hours. Calculate average speed in m/s

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CHETANA PUBLICATION-LAWS OF MOTION-EXAMPLE
  1. Answer the following: (Any 3) A person travels a distance of 72 km in ...

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  2. The displacement that occurs in unit time is called...........

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  3. The unit of velocity in the SI system is........

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  4. v^2 = u^2 + 2as is the relation between.......and.......

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  5. …….is the relation between displacment and time

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  6. The force necessary to cause an acceleration of 1m//s^2 in an object o...

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  7. Even if the displacement of an object is zero, the actual distance tra...

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  8. If the velocity changes by equal amounts in equal time intervals, the ...

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  9. If an object is moving with a uniform velocity………

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  10. ..........is an example of positive acceleration.

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  11. An object continues to remain at rest or in a state of uniform motion ...

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  12. The ……. Is proportonal to the appliled force and it occurs in the dire...

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  13. …….is a relative concept.

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  14. …….is the length of the actual path travelled by an object in motion w...

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  15. The distance covered by a body in unit time is called its…...

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  16. S.I. unit ofspeed is………and in C.G.S unit it is…..

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  17. The distance travelled in a particular direction by an object in unit ...

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  18. Units of speed and velocity are the

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  19. …is related to distance , while is related to displacment…..

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  20. If an object covers equal distancesin equal time intervals, it issaid ...

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  21. If an object covers unequal distances in equal time intervals, it is s...

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