the power output of a machine that lifts 600 kg crate
through a height of 20 metre in 1 minute
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power = energy × time
energy in this case = potential energy = mgh
m= 200 kg
g = 9.8 m/s2
h = 20 m
t = 1 min = 60 seconds
Therefore power output = 200×9.8×20×60 = 2352000
Hope this is the right answer
tiptop05:
wrng
mass 600
u took it wrng
hey sorry dude
its ok
u could just replace it and calculate
i didnt recheck
but d ans is 1.96Kw
this answer is in watts and 1 kilowatt is equal to 10 to the power 3 watts
ok just dismiss this answer i dont think it makes sense
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