PH-772
Latent heat
Physics · Secondary 3 · Hard · Latent heat
An ice cube of mass 80 g is at 0 °C. Heat is supplied at a constant rate of 160 J/s until all the ice just melts. The specific latent heat of fusion of ice is 320 J/g. How long does it take for the ice to completely melt?
- 80 s
- 160 s
- 320 s
- 640 s
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