CTET Exam - Paper 2 - Combustion And Fuels

Which of the following substances are present on the rubbing surface of a matchbox ?

On the basis of the following information identify the substances which give flame on burning :

Identify the incorrect statements.

3.7 kg of a fuel is completely burnt to give off 1.665 × 10$^8$ joules of energy. The calorific value of the fuel in standard…

Study the following table : Which is best suited as domestic fuel?

Which one of the following is not a product of petroleum?

Which of the following is not a byproduct of petroleum ?

X and Y are thick, black liquids which can be used for metalling the roads. X is derived from petroleum and Y is derived from…