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An engine raises 1000kg of water through a height of 60m in 20s. What is...

Physics
WAEC 1989
An engine raises 1000kg of water through a height of 60m in 20s. What is the power of the engine? (Take g = 10ms-2>).
  • A. 120,000 W
  • B. 30,000 W
  • C. 333 W
  • D. 300 W
  • E. 30 W
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Correct Answer: Option B
Explanation
P = mgh/t = (1000 \(\times\) 10 \(\times\) 60) \(\div\) 20 = 30,000 W.
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JAMB CBT 2025 - Candidates, Schools, Centres, Resellers - Get Ready!
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