Furnace Technology MCQs with answers Page - 1

Here, you will find a collection of MCQ questions on Furnace Technology. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 799.53K Points
Coach

Q. Overfire burning in a furnace is a phenomenon characterised by

  • (A) Supply of excess fuel
  • (B) Supply of excess air
  • (C) Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air
  • (D) None of these

A

Admin • 799.53K Points
Coach

Q. Which of the following variables does not affect the furnace capacity?

  • (A) Size of the furnace
  • (B) Gas velocity in furnace
  • (C) Ratio of wall surface to surface of stock
  • (D) None of these

A

Admin • 799.53K Points
Coach

Q. __________ is an indirectly heated furnace.

  • (A) Open hearth furnace
  • (B) Muffle furnace
  • (C) Soaking pit
  • (D) Reheating furnace

A

Admin • 799.53K Points
Coach

Q. Reducing atmosphere is maintained in a

  • (A) Calcination kiln
  • (B) Blast furnace
  • (C) Soaking pit
  • (D) L.D. converter

A

Admin • 799.53K Points
Coach

Q. Thermal efficiency of a limestone calcination rotary kiln may be around __________ percent.

  • (A) 20
  • (B) 40
  • (C) 65
  • (D) 80

A

Admin • 799.53K Points
Coach

Q. If fuel and air are mixed ahead of the burner, it is called a/an __________ burner.

  • (A) Premix
  • (B) Outside mixing type
  • (C) Rotary
  • (D) Diffusion

A

Admin • 799.53K Points
Coach

Q. Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of

  • (A) Furnace oil with air
  • (B) Furnace oil with oxygen
  • (C) Blast furnace gas with air
  • (D) Blast furnace gas with oxygen

A

Admin • 799.53K Points
Coach

Q. Protective gas used in the annealing furnace for steel coil comprises of

  • (A) 95% N2 + 5% H2
  • (B) 5% H2 + 95% N2
  • (C) 100% CO
  • (D) 100% H2

A

Admin • 799.53K Points
Coach

Q. __________ furnace is not an electric furnace.

  • (A) Arc
  • (B) Resistance
  • (C) Induction
  • (D) Pot

A

Admin • 799.53K Points
Coach

Q. In reverberatory furnace, charge is heated mainly by

  • (A) Conduction
  • (B) Natural convection
  • (C) Radiation of heat from the roof of the combustion chamber
  • (D) None of these

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.