To what height a pump with a power of 3 kW can lift 2 tons of water in 3 minutes.

univerkov | December 10, 2020 | education

N = A / t
N = 3kW = 3000W
A = Nt
3min = 180sec
A = 3000W * 180sec = 540,000 J
A = FS
S is the height we need to find
S = A / F
F = gm
m = 2 tons = 2000kg
F = 2000kg * 10N / kg = 20000N
S = 540000J: 20000N = 27 meters
Answer: the height is 27 meters

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