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a mass is thrown vertically upwards with an initial velocity of 30m/s. a second mass is dropped 0.5s later from directly above the height of 60m from the mass. when do they meet and at what height?
11 years ago

Answers

bobpursley
first object:
hf=30t-4.9t^2
second object:
hf=60-4.9(t-.5)^2

since they meet at hf, set them equal, solve for tf.

for height, put that tf back into either equation, solve for tf.
11 years ago

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