A motor is used to lift water from a well 60m below to
fill a tank 4mx5mx10m in 50 minutes. power of motor power of motor
Answers
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0
Answer:
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Explanation:
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Answered by
0
Answer:
Power=
time
energy
dP=
dt
dE
=
dt
dm
×g×h
As it will be useful power
Volume =30m
3
volume
mass
=density
mass=1000kg×30m
3
takes 10min to fill
∴
dt
dm
=
10×60
30000
kg/s
∴
dt
dm
=50kg/s
∴P=50×10×30
=15000W=15kw
totalP
15
×100=80 given by
total power =
8
150
kw (question efficiency)
=18.75kw
Explanation:
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