Top 1000+ Solved Strength of Materials MCQ Questions Answer
Q. Hooke's law holds good up to..
a. yield point
b. proportional limit
c. plastic limit
d. breaking point
Q. The ratio of linear stress to linear strain is called as
a. modulus of elasticity
b. modulus of rigidity
c. bulk modulus
d. poisson's ratio
Q. The modulus of elasticity for mild steel is approximately equal to
a. 80 kn/mm2
b. 100 kn/mm2
c. 110 kn/mm2
d. 210 kn/mm2
Q. When the material is loaded with elastic limit , then the stress is ……. tostrain.
a. equal
b. directly proportional
c. inversely proportional
d. not equal
Q. The ratio of ultimate tensile stress to the design stress is known as
a. elastic limit
b. strain
c. factor of safety
d. bulk modulus
Q. An aluminum member is designed based on
a. yield stress
b. elastic limit stress
c. proof stress
d. ultimate stress
Q. The poisson's ratio for Cast Iron varies from
a. 0.25 to 0.33
b. 0.21 to 0.25
c. 0.23 to 0.27
d. 0.33 to 0.38
Q. The Poisson’s ratio for steel varies from
a. 0.21 to 0.25
b. 0.25 to 0.33
c. 0.33 to 0.38
d. 0.38 to 0.45
Q. The property of material to absorb shock energy without failure is knownas….
a. elasticity
b. toughness
c. stiffness
d. resilience
Q. Young’s modulus of Elasticity for perfectly rigid body is….
a. zero
b. unity
c. infinity
d. none of these
Q. Shearing strain is represented by………
a. angle of twist
b. angle of shear
c. deforming force
d. deforming torque
Q. Greater the value of modulus of elasticity more…is the material
a. plastic
b. elastic
c. brittle
d. ductile