A working electric motor takes a current of 1.5 A when the p.d across it...
PHYSICS
JAMB 2001
A working electric motor takes a current of 1.5 A when the p.d across it is 250V. If its efficiency is 80%, the power output is
- A. 300.0W
- B. 469.0W
- C. 133.0W
- D. 4.8W
Correct Answer: A. 300.0W
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