please answer questions
Answers
10 a) what is fuel ?
A fuel is a substance that is changed in some way to produce heat, electricity, or other forms of energy. This is usually by being burnt, although there are exceptions, such as nuclear fuel. Fuel can be divided into two main types: fossil fuels and other fuels
9 a) what is calorific value ?
Calorific value is the amount of heat produced by the combustion of a fuel mass, and is typically expressed in joules per kilogram
Answer:
a) what is chorific value
=the energy contained in a fuel or food, determined by measuring the heat produced by the complete combustion of a specified quantity of it. This is now usually expressed in joules per kilogram.
b)what is calorific value of lpg is 55000 kj /kg what does it's mean
answer Answer: The calorific value of LPG is 55000KJ/Kg means when 1Kg of LPG is burned completely then 55000 KJ of heat energy is produced
10a) what is fuel
answer A fuel is any material that can be made to react with other substances so that it releases energy as heat energy or to be used for work.
b) what is better fuel lpg or wood or why
answer LPG has more calorific value and produces no pollution. So it is better domestic fuel than wood.
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