Which of the following would require least amount of secondary air for combustion? Options: A . &nbspCoke breeze containing 25% ash and 2% volatile matter B . &nbspAnthracite containing 10% volatile matter and 8% ash C . &nbspBituminous coal containing 20% ash and 25% volatile matter D . &nbspSemi-bituminous coal containing 25% ash and 20% volatile matter

Which of the following would require least amount of secondary air for combustio

Question

Which of the following would require least amount of secondary air for combustion?

Options:

A . Coke breeze containing 25% ash and 2% volatile matter

B . Anthracite containing 10% volatile matter and 8% ash

C . Bituminous coal containing 20% ash and 25% volatile matter

D . Semi-bituminous coal containing 25% ash and 20% volatile matter

Answer: Option A

Submit Your Solution Below and Earn Points !

Next Question

Question 1. The function of secondary combustion air is to....

Question 2. KOH solution used in orsat apparatus absorbs....

Question 3. When the coal is heated in absence of air, it is called its....

Question 4. During combustion of gaseous fuels, deficiency of air....

Question 5. Soft coke is not....

Question 6. Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent.....temperature carbonisation of dry coal may be respectively __________ percent.

Question 7. Presence of phosphorous in metallurgical coal....

Question 8. Short/intense flame is produced during combustion of gaseous fuel by using....

Question 9. Sulphur in metallurgical coal....

Question 10. Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0