The amount of heat energy released when a fuel burns completely is called calorific value.

True

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False

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Nither

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Solution

The correct option is B False
$Calorific value= heat released per kg of fule$

$The amount of heat energy released when a one kilogram of fuel burns completely is called calorific value.$

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Similar questions

Q. On burning completely 1.5 kg of a fuel produces 75,000 kJ of heat energy. The calorific value of the fuel is –

On burning completely 2.5 kg of a fuel produces 87500 kJ of heat energy. The Calorific value of the fuel is –

Q. Calorific value of a fuel is the heat energy produced when
(a) any amount of the fuel is completely burnt.
(b) one kilogram of the fuel is completely burnt.
(c) one milligram of the fuel is completely burnt.
(d) hundred grams of the fuel are completely burnt.

Q. Kavita wrote two sentences about calorific value of fuels.
(i)

The amount of heat energy required by

1 k g

of a fuel to reach its ignition temperature for the complete combustion is called its calorific value.
(ii)

It is expressed in a unit called kilojoule per kg

(k J / k g)

.
Choose the correct sentence(s).

Calorific value is the energy contained in a fuel, determined by measuring the heat produced by the complete combustion of a quantity. Which among the following do you think will have the highest calorific value?

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The amount of heat energy released when a fuel burns completely is called calorific value.

The correct option is B FalseCalorific value= heat released per kg of fuleThe amount of heat energy released when a one kilogram of fuel burns completely is called calorific value.

The correct option is B False
$Calorific value= heat released per kg of fule$

$The amount of heat energy released when a one kilogram of fuel burns completely is called calorific value.$