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 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 Initation of crack occurs on the surface of the machine part Plastic deformation of material does not occur 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 Initation of crack occurs on the surface of the machine part ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The weight of a body at the centre of the earth is Same as on the surface of the earth Infinite Zero None of these Same as on the surface of the earth Infinite Zero None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The most important consideration, while designing the refrigeration system of an aircraft is that the refrigeration system Employs minimum quantity of refrigerant Is as light as possible Consumer minimum horse power Has very high C.O.P Employs minimum quantity of refrigerant Is as light as possible Consumer minimum horse power Has very high C.O.P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which one is neutral in character ? N₂O N₂O₄ N₂O₃ N₂O₅ N₂O N₂O₄ N₂O₃ N₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Chlorine acts as a bleaching agent only in the presence of Moisture Sunlight Dry air Pure oxygen Moisture Sunlight Dry air Pure oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void. Less than Equal to Either A, B or C; depends on the size of atom Greater than Less than Equal to Either A, B or C; depends on the size of atom Greater than ANSWER DOWNLOAD EXAMIANS APP
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