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September 20, 2014

Homework Help: physics

Posted by ricajane on Tuesday, February 28, 2012 at 8:36am.

ursula and her 2 year old daughter unice descend a flight of stairs 10 m high, if ursula carries unice and their combined mass is 75 kg and reach the ground in 8 seconds. compute for
a.) work done in going down
b.) power developed by ursula in going down

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