1. Which is true?
- kW = J x 10
- A 5kW appliance transfers 5000 J in 1 second
- A 50kW appliance transfers 5000 J in 1 second p
- A 5kW appliance transfers 500 J in 1 second
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Other questions in this quiz
2. 'Kilowatt-hours' mean the same as 'units'
3. Which are the measurements of energy?
- Units & kWh
4. Which formula is correct - Cost =
- No. of Units x Price of Units
- No. of Units x 2(Price of Units)
5. Energy is usually measured in what?
- Joules (j)
- Watts (w)