What is the total electrical energy consumed by using an electric cooker rated 1000W for...
PHYSICS
JAMB 1997
What is the total electrical energy consumed by using an electric cooker rated 1000W for 5 hrs?
- A. 5.3 x 103J
- B. 6.5 X 103J
- C. 1.8 X 107J
- D. 2.3 X 107J
Correct Answer: C. 1.8 X 107J
Explanation
Energy = power x time
= 1000 x 5 x 3600
= 1.8 X 107J
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