When a train\'s velocity is 12.0 m/s eastward, raindrops that are falling vertic

Question

When a train's velocity is 12.0 m/s eastward, raindrops that are falling vertically with respect to the earth make traces that are inclined 30.0 degree to the vertical on the windows of the train.

a. What is the horizontal component of a drop's velocity with respect to the earth?

b. What is the horizontal component of a drop's velocity with respect to the train?

c. What is the magnitude of the velocity of the raindrop with respect to the earth?

d. What is the magnitude of the velocity of the raindrop with respect to the train?

Explanation / Answer

v/12=cot30
v=4*3^.5
a)0
b)12 towards west
c)4*3^.56.92
d)8*3^.5=13.85   

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