Chemical Engineering — Test 106

Page 1 of 3

Question 1

C.V. (kcal/Nm3) of gaseous fuels _____________ with increase in molecular weight?

Question 2

Fuel for a fast breeder nuclear reactor is____________________?

Question 3

Actual flame temperature is always lower than the adiabatic flame temperature, because there is________________?

Question 4

‘Fuel’ can be defined as a substance which produces heat by___________________?

Question 5

Bomb calorimeter is used to determine the (where, GCV – Gross Calorific Value. NCV – Net Calorific Value.) ?

Question 6

Narrow coke ovens as compared to wider coke ovens_________________?

Question 7

Coal containing large quantity of _______________ are difficult to wash?

Question 8

The temperature at which plastic layer formation takes place during carbonisation of coal varies from ______________ °C ?

Question 9

Preheating of combustion air is done to ___________________?

Question 10

‘Mixed gas’ used in steel plants is a mixture of___________________?