Furnace Technology Which of the following is the most suitable for preheating combustion air above 650°C ? Ceramic recuperator None of these Metallic recuperator Regenerator Ceramic recuperator None of these Metallic recuperator Regenerator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Specific heating capacity of a furnace is expressed as Weight heated/furnace volume Weight heated/hr Weight heated/hr/furnace volume None of these Weight heated/furnace volume Weight heated/hr Weight heated/hr/furnace volume None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heating capacity of muffle furnace depends on the Surface area & emissivity of the stock Neither A nor B Properties of the muffle wall (temperature, area, emissivity) Both A & B Surface area & emissivity of the stock Neither A nor B Properties of the muffle wall (temperature, area, emissivity) Both A & B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 100 %H₂ 95% N₂ + 5% H₂ 5% H₂ + 9% N₂ 100% CO 100 %H₂ 95% N₂ + 5% H₂ 5% H₂ + 9% N₂ 100% CO ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of Both A and B Neither A nor B Low emissivity High thermal conductivity Both A and B Neither A nor B Low emissivity High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a heat treatment furnace? Rotary kiln Muffle furnace Annealing furnace Reheating furnace Rotary kiln Muffle furnace Annealing furnace Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS