Science, asked by Sony6708, 1 year ago

(iv) Solve -
a. A bus increases its speed from 36km/h to 90km/h in 10 seconds and stops in 5 seconds after applying brakes. Calculate acceleration in both cases.
b. A car travels 200km at a speed of 60km/h & returns with a speed of 40km/h. Calculate average speed for the entire journey.

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Answered by Anonymous

1

The question a) is wrong . It should be decrease instead of increase.

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