Chemical Engineering Basics The ratio of thermal & electrical conductivity is same for all the metals at the same temperature ; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) T 1/T 1/T² T² T 1/T 1/T² T² 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 The best criterion for analysing an economic investment is the Salvage value Rate of return criterion Future value method Present value method Salvage value Rate of return criterion Future value method Present value method ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics On increasing the yield strength of a steel from 450 to 650 MPa, its __________ will increase. Modulus of resilience Percent elongation Ultimate tensile strength (UTS) Modulus of toughness Modulus of resilience Percent elongation Ultimate tensile strength (UTS) Modulus of toughness ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating. Martensite Pearlite Cementite Austenite Martensite Pearlite Cementite Austenite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The velocity of sound in air is independent of changes in its Temperature Pressure None of these Humidity Temperature Pressure None of these Humidity ANSWER DOWNLOAD EXAMIANS APP
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