1. . Process of deep drawing fall in:
(A) Chemical metallurgy
(B) Physical metallurgy
(C) Mechanical metallurgy
2. . The tendency of a deformed solid to regain its actual proportions instantly upon unloading is known as:
(A) Perfectly elastic
(B) Delayed elasticity
(C) Inelastic effect
(D) Plasticity
3. . The permanent mode of deformation of a material is known as:
(A) Elasticity
(B) Plasticity
(C) Slip deformation
(D) Twinning deformation
4. . The ability of materials to develop a characteristic behavior under repeated loading is known as:
(A) Toughness
(B) Resilience
(C) Hardness
(D) Fatigue
5. . The ability of a material to resist plastic deformation is known as:
(A) Tensile strength
(B) Yield strength
(C) Modulus of elasticity
(D) Impact strength