A car travels from Y to Z with speed 30km/h and returns from Z to Y with speed 50 km/h. Find the average speed of the car.
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Answer:
The average speed=37.5 is answed
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Answer: ans is 37.5 ms^-1
Explanation: Distance covered in both cases are equal thus the formulae which is used is 2v1v2/v1 = v2
Thus the average velocity = 2 x 30 x 50 / 30 + 50
= 3000 / 80 ms^-1
=300/8 ms^-1
= 37.5 ms^-1
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