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Consta Part A - An elevator moves 35 people (70 Kg each) per minutes from first floor to the top floor 50 m above. The power
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Answer #1

power = work / time

work = force * displacement

force = mg = (35x70) 9.8 =2450 x 9.8 =24010 N

work = 24010 x displacement

= 24010 x 50

=1200500 joule

power = 1200500 / time

= 1200500 / 60

= 20008.33 W

so correct option is = 2.002875 x 104 W

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