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Heat Capacity Questions and Answers
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An electric heater 1000W is used to heat 0.2kg of ice. Initially at -10°C to until all the mass changes to steam at 100°C.
asked
Jul 13, 2021
in
Physics Form 3
by
anony mous
quantity of heat
heat capacity
latent heat of fusion
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2.5 kg of water at 20°C is heated in an electric kettle connected to 250V supply. If it took 20 minutes to boil at 100°C specific heat capacity of water is 4200JKg−1 k−1. Determine the power of the kettle element.
asked
Jul 13, 2021
in
Physics Form 3
by
anony mous
quantity of heat
heat capacity
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