Furnace Technology Very high pressure boilers are usually __________ boilers. Natural circulation Fire tube Waste heat Water tube Natural circulation Fire tube Waste heat Water tube ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not a hearth furnace? Open hearth furnace Glass tank furnace Reheating furnace Cupola Open hearth furnace Glass tank furnace Reheating furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a muffle furnace, the muffle Assists in temperature equalisation in the charge Permits the use of controlled atmosphere for the protection of stock Retards the heat transfer All of these Assists in temperature equalisation in the charge Permits the use of controlled atmosphere for the protection of stock Retards the heat transfer All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have 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 More of CO in flue gas Less of excess air More of excess air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Furnace pressure is normally controlled by regulating the Damper Fuel gas pressure Speed of I.D. fan Air pressure Damper Fuel gas pressure Speed of I.D. fan Air pressure ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heating capacity of muffle furnace depends on the Properties of the muffle wall (temperature, area, emissivity) Both A & B Neither A nor B Surface area & emissivity of the stock Properties of the muffle wall (temperature, area, emissivity) Both A & B Neither A nor B Surface area & emissivity of the stock ANSWER DOWNLOAD EXAMIANS APP
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