Question
A 2000 kg trolley is pulled up a 30 degree hill at 20 km/hr by a winch. How much power is the winch providing?
Steps Please!!
Steps Please!!
Answers
bobpursley
weight down the hill: 2000*9.8*Sin30
power=force*distance/time
chenge velocity (distance/time) to m/s
power=force*distance/time
chenge velocity (distance/time) to m/s
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