Physics

A bus travels 80 km due south in 2 hours it then travels 100 km due west in 3 hours what is the average velocity of the bus

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  1. Well, I can give you average
    in 5 hours goes 80 km S and 100 km west
    average east (x component ) = -20 km/h
    average north(y component) = -16 km/h
    average speed = magnitude of velocity = sqrt(400+ 256)= 25.6 km/h

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  2. What is the difference between radial and tangential acceleration?

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