Chemical Engineering Basics While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C. 2400 2000 3000 1800 2400 2000 3000 1800 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Faulty gating system Melt-mould reactions Low pounhg temperature Very low mould permeability Faulty gating system Melt-mould reactions Low pounhg temperature Very low mould permeability ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air refrigeration cycle is used in the air crafts, because of Low temperature encountered at high altitude Its low unit weight per ton of refrigeration Its high heat transfer rate Its higher co-efficient of performance (COP) Low temperature encountered at high altitude Its low unit weight per ton of refrigeration Its high heat transfer rate Its higher co-efficient of performance (COP) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is an example of stress corrosion ? Neither (a) nor (b) Caustic embrittlement of steel Season cracking of brass Both (a) & (b) Neither (a) nor (b) Caustic embrittlement of steel Season cracking of brass Both (a) & (b) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Filler material used in welding having the lowest melting point out of the following is Brazing spelter Soft solder Silver solder Aluminium Brazing spelter Soft solder Silver solder Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Forging Casting Hot rolling Cold rolling Forging Casting Hot rolling Cold rolling ANSWER DOWNLOAD EXAMIANS APP
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