Refractory Technology Ferromagnetic ceramic material is not used in the Transformers Television sets Magnetic switches Thermal insulation Transformers Television sets Magnetic switches Thermal insulation ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractories are used in the All of these Dome of blast furnace stoves Electric arc furnace roof Glass melting furnaces All of these Dome of blast furnace stoves Electric arc furnace roof Glass melting furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a neutral refractory? Chromite Magnesite Silicon carbide Graphite Chromite Magnesite Silicon carbide Graphite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories have very high Both B and C Thermal conductivity Refractoriness Wetting characteristics Both B and C Thermal conductivity Refractoriness Wetting characteristics ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar bonded dolomite bricks Are stored under controlled temperature & humidity to avoid hydration All of these Are used in outer lining of L.D. converters Have poorer hydration resistance than pitch bonded bricks Are stored under controlled temperature & humidity to avoid hydration All of these Are used in outer lining of L.D. converters Have poorer hydration resistance than pitch bonded bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is required in an insulating refractory? Both A & B High thermal conductivity Low porosity Neither A nor B Both A & B High thermal conductivity Low porosity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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