Furnace Technology Questions And Answers.


1.In salt bath furnace, heat is transferred to the charge mainly by __?
A. Conduction
B. Convection
C. Radiation
D. None of these

2.The heating capacity of muffle furnace depends on the___?
A. Surface area & emissivity of the stock
B. Properties of the muffle wall (temperature, area, and emissivity)
C. Both A. & B.
D. None of Above

3.The heating capacity of muffle furnace depends on the__?
A. Surface area & emissivity of the stock
B. Properties of the muffle wall (temperature, area, and emissivity)
C. Both A. & B.
D. Neither A. nor B.

4.Furnace aerodynamics is related to the ____ in the furnace?
A. Movement of gases
B. Measurement of flue gas volume
C. Temperature control
D. Pressure adjustment

5.Which of the following is a periodic furnace ?
A. Tunnel kiln
B. Rotary kiln
C. Soaking pit
D. Reheating furnace

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