Furnace Technology The heating capacity of continuous reheating furnace depends upon the Emissivity of the stock All of these Hearth area and furnace temperature Ratio of wall surface to stock surface Emissivity of the stock All of these Hearth area and furnace temperature Ratio of wall surface to stock surface ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The purpose of controlling the furnace atmosphere is to prevent surface attack by Sulphur penetration Decarburising Either of the above Oxidation/scaling Sulphur penetration Decarburising Either of the above Oxidation/scaling ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Cement Kiln is a Natural draft furnace Tunnel Kiln Batch furnace Rotary Kiln Natural draft furnace Tunnel Kiln Batch furnace Rotary Kiln ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most suitable for preheating combustion air above 650°C ? None of these Ceramic recuperator Regenerator Metallic recuperator None of these Ceramic recuperator Regenerator Metallic recuperator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Turndown ratio of a burner gives an idea of the __________ in the furnace. Range of fuel firing rates Volume of the combustion chamber Minimum heat input rate only Maximum heat input rate only Range of fuel firing rates Volume of the combustion chamber Minimum heat input rate only Maximum heat input rate only ANSWER DOWNLOAD EXAMIANS APP
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