According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in_________?
Correct answer: D. 10 hours
- A. 2 hours
- B. 5 hours
- C. 8 hours
- D. 10 hours
Explanation
A 100-watt bulb uses 0.1 kilowatt, so it requires 10 hours to consume 1 kilowatt-hour, or one unit of electricity.
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