When it is indicated that a member is elastic, it means that when force is applied, it will________________?
(A) not deform
(B) be safest
(C) stretch
(D) not stretch
(D) none of the above
Resilience of a material is considered when it is subjected to_________________?
(A) frequent heat treatment
(B) fatigue
(C) creep
(D) shock loading
(D) resonant condition
The total strain energy stored in a body is termed as__________________?
(A) resilience
(B) proof resilience
(C) modulus of resilience
(D) toughness
(D) impact energy
A material capable of absorbing large amount of energy before fracture is known as________________?
(A) ductility
(B) toughness
(C) resilience
(D) shock proof
(D) plasticity
The stress induced in a body due to suddenly applied load compared to when it is applied gradually is________________?
(A) same
(B) half
(C) two times
(D) four times
(D) none of the above
Which of the following has no unit __________________?
(A) kinematic viscosity
(B) surface tension
(C) bulk modulus
(D) strain
(D) elasticity
In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is_________________?
(A) more
(B) less
(C) same
(D) more/less depending on composition
(D) may have any value
Which of the following materials is most elastic_________________?
(A) rubber
(B) plastic
(C) brass
(D) steel
(D) glass
The value of Poisson’s ratio for steel is between_________________?
(A) 0.01 to 0.1
(B) 0.23 to 0.27
(C) 0.25 to 0.33
(D) 0.4 to 0.6
(D) 3 to 4
The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight________________?
(A) of same magnitude as that of bar and applied at the lower end
(B) half the weight of bar applied at lower end
(C) half of the square of weight of bar applied at lower end
(D) one-fourth of weight of bar applied at lower end
(D) none of the above