Science, asked by prathamgupta588, 5 months ago

How much heat energy is necessary to raise the temperature of 5Kg of water from 20°C to 100°C?


options

1.) 10,000kcal

2.) 400kcal

​

Answers

Answered by hiren7304
1

Answer:

The percentage raise in boiler efficiency by a 20oC raise in combustion air ... c) lower will be the heat transfer area needed ... (ii) How many liters of water per hour can be heated by 400 C from this waste.

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