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problem 1:

Illustrate out the term proximate analysis of the coal. Discuss its importance.

problem 2:

Illustrate out the manufacture of the gasoline by Fisher – Tropsch procedure.

problem 3:

Critically discuss the refining of crude oil. Discuss the differ fractions obtained from petroleum.

problem 4:

What do you understand by knocking in IC engines? Discuss the mechanism in of the knocking in chemical terms.

problem 5:

Illustrate out the mechanism of the differential aeration corrosion. Provide two instances where differential aeration effect is seen.

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