Question

1 g of coal on complete combustion liberates 350 kj of energy . calculate the power of a hearth in KW unit in which 100g of coal burns per second.

Answer 1

answer .

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Answer 2

here is your answer from: Indu
we have to calculate power here:
here350 kJ multiple with 100 ( 1 g of coal )
= 350×100=35000kJ
therefore power = 35000kW