Chemical Engineering Basics Coke is added in the blast furnace to Increase the fluidity of slag Remove sulphur & phosphorus from molten metal None of these Reduce & melt the iron ore Increase the fluidity of slag Remove sulphur & phosphorus from molten metal None of these Reduce & melt the iron ore ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The most important consideration, while designing the refrigeration system of an aircraft is that the refrigeration system Has very high C.O.P Is as light as possible Consumer minimum horse power Employs minimum quantity of refrigerant Has very high C.O.P Is as light as possible Consumer minimum horse power Employs minimum quantity of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Free oxygen is removed from boiler feed water, because it Reduces heat transfer co-efficient None of these Causes explosion Is corrosive Reduces heat transfer co-efficient None of these Causes explosion Is corrosive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following will resist maxi-mum shock & vibration without cracking? White cast iron Graphite Grey cast iron Malleable iron White cast iron Graphite Grey cast iron Malleable iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle. Maximum temperature is higher Expansion & compression are isentropic Combustion is at constant volume Heat rejection is lower Maximum temperature is higher Expansion & compression are isentropic Combustion is at constant volume Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Dies for wire drawing are generally made of Carbides High carbon steel Stainless steel Mild steel Carbides High carbon steel Stainless steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
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