Question

Rain falls vertically downward with a velocity of 2.4m/s. A boy moves at a speed of of 6m/s east in a bicycle with an umbrella. What is the velocity of the rain with the respect to the boy. What angle from horizontal should he hold his umbrella?

Nov 30, 2012

sqrt(2.4^2+36)

tan theta = 2.4/6

Nov 30, 2012

2.5

Jan 7, 2014

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