WorksheetsCalorific values & It's Determination
Total questions: 10
Worksheet time: 5mins
The substance which have very low ignition temperature will
Catch fire easily
Will not catch fire
Catch fire after some time
None of these
The amount of heat liberated by complete combustion of unit quantity of fuel is known as ________
Agitation
Combustion
Thermogenesis
Calorific value
What is the significance of calorific value?
Helps in deciding which fuel is good
Helps in locating fuel
Helps in deciding ignition temperature
Helps in deciding fire point
Why does the copper calorimeter surrounded by an air jacket and water jacket respectively in a bomb?
To resist the calorimeter with moisture particles
To carry out the process of combustion
To prevent the loss of heat due to radiation
To provide stability to the crucible inside the bomb
What is the basic formulae for calculating gross calorific value in bomb calorimeter?
GCV= [(W+w)(t2+t1)]/m
GCV= [(Wxw)(t2-t1)]/m
GCV= [(W+w)(t2-t1)]/m
GCV= [(W-w)(t2-t1)]/m
What is the use of a bomb calorimeter?
To calculate the calorific value of a volatile liquid
To calculate the calorific value of a gas
To calculate the calorific value of a non-volatile liquid
To calculate the calorific value of sparingly soluble salt
Which of the following factor does not affect the gross calorific value?
CO2 emissions from the fuel
Latent heat produced in the fuel
Size of the fuel
Moisture content of the fuel
