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jeka94
3 years ago
9

[PLEASE HELP!] A 60-watt LED lightbulb is used for 190 hours before it burns it out. What is the life of the lightbulb in kilowa

tt-hours?
- 1 kilowatt = 1000 watts
- example: 4 kilowatts * 4 hours = 16 kilowatts/hrs
Mathematics
1 answer:
lakkis [162]3 years ago
8 0

60 W = 0.06 kW

Lifetime = 0.06 kW * 190 h = 11.4 kWh

The lifetime of the bulb is 11.4 kWh, or kilowatt-hours

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