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A student is fed up with doing his PHYS400 problem set, so he throws his pen...

A student is fed up with doing his PHYS400 problem set, so he throws his pen up vertically at 10.64 m/s. How long does it take for the pen to reach its maximum height? Given that g=-9.8m/s^2 . Give your answer to 3 significant figures without units.

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genius_generous answered 2 years ago
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