PH-2176
Specific heat capacity
Physics · Secondary 4 · Hard · Specific heat capacity
A 2000 W electric heater is used to warm 0.50 kg of water from 20 °C to 80 °C. The specific heat capacity of water is .
Assuming no heat loss, how long does it take?
Assuming no heat loss, how long does it take?
- 42 s
- 63 s
- 84 s
- 120 s
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