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28 September, 16:53

Raindrops make an angle with the vertical when viewed through a moving train

window. If the speedometer on the train is showing that the speed of the

train is v, what is the speed of the raindrops in the reference frame of the Earth

in which they are assumed to fall vertically?

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Answers (2)
  1. 28 September, 17:03
    0
    Their speed is (speed of the train) times (cotangent of the angle the drops appear to make with the vertical).
  2. 28 September, 18:55
    0
    Terminal velocity for a rain drop. assuming theses rain drops started to fall to the ground high enough to reach that speed. the stuff about the train and viewing the rain drops is i irrelevant. the question asked about the velocity of the drops compared to the ground
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Home » Physics » Raindrops make an angle with the vertical when viewed through a moving train window. If the speedometer on the train is showing that the speed of the train is v, what is the speed of the raindrops in the reference frame of the Earth in which they
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