A. Visco-elastic
B. Isotropic
C. Elastic
D. Plastic
Related Mcqs:
- Cold working of a material results in increase in hardness, which is termed as the ______________ hardening ?
A. Cold
B. Work
C. Age
D. Induction - Strain hardening effect in metals subjected to cold working is due to the _______________ mechanism?
A. Slip
B. Fracture
C. Winning
D. Dislocation - The highest stress that a material can withstand for a specified length of time without excessive deformation is called the ____________ strength ?
A. Creep
B. Endurance
C. Fatigue
D. None of these - The property of material, by which a given amount of energy is absorbed by it, without plastic deformation, is called__________________?
A. Resilience
B. Toughness
C. Ductility
D. Impact strength - The property of material, by which a given amount of energy is absorbed by it without plastic deformation, is called the________________________?
A. Resilience
B. Toughness
C. Ductility
D. Impact strength - Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process ?
A. Galvanising
B. Tinning
C. Sherardizing
D. None of these - In a counter flow heat exchanger, hot fluid enters at 170°C & leaves at 150°C, while the cold fluid enters at 50°C & leaves at 70°C. The arithmetic mean temperature difference in this case is ______________ °C?
A. 20
B. 60
C. 120
D. ∞ - Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type________________?
A. Parallel flow with equal heat capacities
B. Counter flow with equal heat capacities
C. Counter flow with unequal heat capacities
D. Parallel flow with unequal heat capacities - Hot working of lead is carried out at ___________________?
A. 75°C
B. 373°K
C. 150°C
D. Room temperature - Strain hardening effect in a metal subjected to cold working is due to the ______________ mechanism?
A. Fracture
B. Dislocation
C. Slip
D. Twinning
