Physics, 17.11.2019 19:31 deannajd03

Position of a moving body?
15. a car travels a certain distance with a speed of 50 km. p.h. and retums with a
speed of 40 km. p.h. calculate the average speed for the whole journey. (hint
suppose that the certain distance travelled by the car with a speed of 50 km/h
is x so that he total distance travelled becomes x + x = 2x)

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Position of a moving body?
15. a car travels a certain distance with a speed of 50 km. p.h. an...

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