Question

19. A car travels at a speed of 40km/hr for two hour and then at 60km/hr for three hours. What is the
average speed of the car during the entire journey?
20. Calculate the acceleration and distance of the body moving with 5m/s² which comes
to rest after travelling for sec?


ans :- avg speed = total distance

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Answer 1

Answer:

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Answer 2

Answer:

helo

Explanation:

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