Chemical Engineering Basics Thermal efficiency of an internal combustion engine is around __________ percent. 80 35 65 8 80 35 65 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Sub zero treatment of steel is done to Induce temper brittleness after its hardening Reduce the retained austenite in hardened steel Suppress martensite transformation Enhance its working performance in sub zero atmosphere Induce temper brittleness after its hardening Reduce the retained austenite in hardened steel Suppress martensite transformation Enhance its working performance in sub zero atmosphere ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Ultimate strength in tension as compared to that in shear for steel is Half One fourth One and half times One third Half One fourth One and half times One third ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is not a characteristic observed in material failure by fatigue fracture ? Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initiation of crack from below the surface does not occur Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initiation of crack from below the surface does not occur ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, which will fracture most readity, when hit with a hard hammer ? German silver Bronze Brass Cast iron German silver Bronze Brass Cast iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The total frictional resistance to fluid flow does not depend upon the Fluid pressure Roughness of the surface Fluid density Fluid velocity Fluid pressure Roughness of the surface Fluid density Fluid velocity ANSWER DOWNLOAD EXAMIANS APP
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