A 200 kg mass falls 500 m in 1000 seconds which in turn drive a machine that lifts a load of mass 105 kg vertically upwards. If the efficiency of machine is 80 %, then output power of machine is [Given: acceleration due to gravity = 10 m/s²]
A) 1000 W
B) 100 W
C) 800 W
D) 600 W
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1000 WIS THE CORRECT ANSWER PLS SUPPORT ME
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