Furnace Technology An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace. Arc None of these Low frequency induction Resistance Arc None of these Low frequency induction Resistance ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace Reduces its thermal efficiency None of these Increases the flue gas temperature Is indicated by flame sting out Reduces its thermal efficiency None of these Increases the flue gas temperature Is indicated by flame sting out ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of indirectly heated furnace is the Soaking pit Reheating furnace Muffle furnace None of these Soaking pit Reheating furnace Muffle furnace None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 1050 750 1250 350 1050 750 1250 350 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ atmosphere is maintained inside an iron blast furnace. Inert Oxidising Decarburising Reducing Inert Oxidising Decarburising Reducing ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a Reducing atmosphere Carbon resistance furnace Furnace employing neutral atmosphere Furnace employing negative pressure Reducing atmosphere Carbon resistance furnace Furnace employing neutral atmosphere Furnace employing negative pressure ANSWER DOWNLOAD EXAMIANS APP
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