As a science project, you drop a watermelon off the top of the Empire State Building,...

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As a science project, you drop a watermelon off the top of the Empire State Building,...

As a science project, you drop a watermelon off the top of the Empire State Building, 320 m above the sidewalk. It so happens that Superman flies by at the instant you release the watermelon. Superman is headed straight down with a speed of 30.0 m/s

How fast is the watermelon going when it passes Superman?

Express your answer with the appropriate units.

science physics

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Answer 1

Answer #1

Suppose they meet at time t

$2 gt = 30t$

we are not interested in the trivial solution t=0, therefore t=6 sec (taken g=10)

Thus, speed of watermelon

$v=gt=60 extup{ m/s}$

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Answer 2

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