Question

Find the mass of water lifted by a pump of power 0.5hp to a height of 5m in 98sec

Answer 1

Answer:

Explanation:

1 hp ( horsepower) = 745.7 watt

∴  0.5 hp = 745.7 × 0.5 watt = 372.85 watt

power = mgh/t

372.85 = m × 9.8 × 5 / 98

372.85 = m 0.5

m= 372.85 /0.5

m= 745.7 kg

Answer 2

Answer:

Explanation:

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