Chemical Engineering Basics Which of the following is an example of stress corrosion ? Caustic embrittlement of steel Season cracking of brass Neither (a) nor (b) Both (a) & (b) Caustic embrittlement of steel Season cracking of brass Neither (a) nor (b) Both (a) & (b) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is not used as a fuel in rocket propellaht ? Liquid hydrogen Kerosene oil Liquid oxygen Liquid hydrazine Liquid hydrogen Kerosene oil Liquid oxygen Liquid hydrazine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For hardening high alloy steel, it is to be heated slowly and uniformly to avoid Warpage Local hardening Segregation Scale formation Warpage Local hardening Segregation Scale formation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Hollow ram is used for indirect extrusion Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Redundant work is a function of the die angle Hollow ram is used for indirect extrusion Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Redundant work is a function of the die angle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Tempering of a material does not improve its Machinability Softness Internal stress level Toughness Machinability Softness Internal stress level Toughness ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Causes heat loss due to poor heat transfer Decreased compressor power Is immaterial Can be prevented by proper design Causes heat loss due to poor heat transfer Decreased compressor power Is immaterial Can be prevented by proper design ANSWER DOWNLOAD EXAMIANS APP
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