The pump, the engine of which develops a power of 25 kW, raises 80 tons of oil to a height of 6 m in 8 minutes. Find the installation efficiency.
August 27, 2020 | Education|
N = 25 kW = 2.5 ⋅ 104 W; V = 100 m3; ρ = 800 kg / m3; h = 6 m; t = 8 min = 480
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