Chemical Process __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant. Soda lime Lead Pyrex High silica Soda lime Lead Pyrex High silica ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Refractory bricks burnt at very high temperature have got Greater resistance to corrosion by slags None of these Less resistance to corrosion by slags High spalling tendency Greater resistance to corrosion by slags None of these Less resistance to corrosion by slags High spalling tendency ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Electrodeposition of metals i.e. electroplating is never done on Alloys Refractories Metals Non-metals Alloys Refractories Metals Non-metals ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pure rectified spirit contains about __________ percent alcohol. 70 45 95 99.5 70 45 95 99.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Both A & B Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Both A & B Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes ANSWER DOWNLOAD EXAMIANS APP
Chemical Process How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln? 750°C 1000°C 1500°C 500°C 750°C 1000°C 1500°C 500°C ANSWER DOWNLOAD EXAMIANS APP
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