PPSCFPSCNTSPakistan govt jobs
- Subject
- Fuels and Combustionchemical-engineering › fuels-and-combustion
- Published
- 8 Mar 2019
- Last updated
- 28 May 2026
Explanation
The primary component responsible for coke production in coal is carbon. Moisture, ash, and volatile matter do not contribute significantly to coke formation.
More Fuels and Combustion MCQs
Practice related questions from the same subject.
- 1.Identify the incorrect statement from the following options:
- 2.Identify the incorrect statement from the following options:
- 3.Identify the item that does not belong to the group below:
- 4.What is the approximate percentage of carbon by weight in air-dried wood?
- 5.Among the following gases, which one possesses the lowest calorific value measured in kcal per Nm³?
- 6.What does the turndown ratio of a gas burner represent?
- 7.Among the following gaseous fuels, which one possesses the lowest heat energy content?
- 8.How does the ignition temperature of a fuel in air compare to its ignition temperature in pure oxygen?
More in CHEMICAL ENGINEERING
- Chemical Engineering Basics
- Chemical Environmental Engineering
- Chemical Heat Transfer
- Chemical Process
- Chemical Reaction
- Fertilizer Technology
- Fluid Mechanics for Chemical
- Furnace Technology
- Mass Transfer
- Materials and Construction
- Mechanical Operations
- Nuclear Power Engineering
- Petroleum Refinery Engineering
- Plant-Economics
- Polymer Technology
- Process Control and Instrumentation
- Process Equipment and Plant Design
- Refractory Technology
- Stoichiometry
- Thermodynamics for Chemical