PH-2166

Specific heat capacity

Physics · Secondary 4 · Hard · Specific heat capacity

A heater of power

500\,\text{W}

is used to warm

1.0\,\text{kg}

of water for

4.0\,\text{min}

. Assuming all the energy goes into the water, what is the increase in the water’s temperature?

c_{water} = 4200\,\text{J/(kg °C)}

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