Posts Tagged ‘kg’
2.3 kW kettle heats 1 Lof water from room temp. to boiling point in 2 minutes.?
A 2.3 kW kettle heats 1 L of water from room temp to boiling in 2 min. Calculate
the energy provided by kettle?
the energy used to heat the water ( each kg of water absorbs 4200j of energy to rise 1C)
the efficiency of kettle?
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A 1 kW kettle heats 1 Lof water from 15.0 c to boiling point in 65 seconds?
A 1.0 kW kettle heats 1 L of water from 15.0 C to boiling in 65 seconds. Calculate
the energy provided by kettle?
the energy used to heat the water ( each kg of water absorbs 4200j of energy to rise 1C)
the efficiency of kettle?
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A heating coil inside an electric kettle delivers 2.3 kW of electrical power to the water in the kettle. How l
A heating coil inside an electric kettle delivers 2.3 kW of electrical power to the water in the kettle. How long will it take to raise the temperature of 0.60 kg of water from 25.0°C to 73.0°C?
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5OOg of water in a kettle @20 degrees C, how much energy is required to produce 30g of steam?
Assume the heat capacity of the kettle is 1JK -1, the specific heat capacity of water is 4184JKg-1K-1 and the latent heat of vapourisation is 2.26 x 10 to the power of six J Kg-1.
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