Department of chemistry
2013-2014
First year - II semester
Fuels:-
 Energy giving substances that produce heat
on combustion
 Materials used for burning
 A source of chemical ene...
2.1. Fuels
Part- A
1. Define fuels, Gross calorific value, Net calorific
value, Calorie and cracking.
2. How are fuels cla...
Part A
1. What are rocket propellants?
2. What is homogeneous, heterogeneous
propellant?
Part B
1. How are rocket propella...
Part A
1. What is meant by combustion of a fuel?
2. How much quantity of air required for the
combustion of 1 kg of carbon...
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Poly.chemII

ii part of polytechnic chemistry
Published on: Mar 4, 2016
Published in: Education      
Source: www.slideshare.net


Transcripts - Poly.chemII

  • 1. Department of chemistry 2013-2014
  • 2. First year - II semester
  • 3. Fuels:-  Energy giving substances that produce heat on combustion  Materials used for burning  A source of chemical energy  A source of carbon
  • 4. 2.1. Fuels Part- A 1. Define fuels, Gross calorific value, Net calorific value, Calorie and cracking. 2. How are fuels classified? 3. What is LPG? 4. What is water gas and producer gas? 5. What is biogas? 6. What is power alcohol? Part B 1. Explain the preparation, properties and uses of water gas and producer gas? 2. Explaining the refining or fractional distillation of petroleum?
  • 5. Part A 1. What are rocket propellants? 2. What is homogeneous, heterogeneous propellant? Part B 1. How are rocket propellants classified? Explain giving suitable examples
  • 6. Part A 1. What is meant by combustion of a fuel? 2. How much quantity of air required for the combustion of 1 kg of carbon? 3. What do you understand by excess air supply for the combustion? Part B 1. Derive the expression for calculating the minimum quantity of air required for the combustion of 1 kg of a fuel. 2. Explain the working principle of Orsat apparatus for the flue gas analysis?