Strength of Materials MCQs (Part-2)

What is the term for the maximum stress a material can withstand without permanent deformation?

A Yield Stress
B Ultimate Stress
C Fracture Stress
D Elastic Stress

Which of the following is true for a brittle material?

A High ductility
B High elongation
C High plasticity
D Low toughness

What is the term for the stress developed due to temperature changes in a constrained material?

A Shear Stress
B Thermal Stress
C Residual Stress
D Bending Stress

Which of the following is a measure of a material’s resistance to twisting?

A Modulus of Elasticity
B Shear Modulus
C Bulk Modulus
D Poisson’s Ratio

What is the term for the stress at which a material breaks?

A Yield Stress
B Ultimate Stress
C Fracture Stress
D Elastic Stress

Which theory is used to predict the failure of brittle materials?

A Maximum Shear Stress Theory
B Maximum Normal Stress Theory
C Maximum Strain Theory
D Maximum Energy Theory

What is the term for the deformation of a material under cyclic loading?

A Fatigue
B Creep
C Fracture
D Hardening

What is the shape of the bending moment diagram for a cantilever beam with a point load at the free end?

A Linear
B Parabolic
C Rectangular
D Triangular

Which of the following is a measure of a material’s ability to stretch without breaking?

A Toughness
B Hardness
C Ductility
D Stiffness

What is the term for the stress developed in a material due to an applied torque?

A Tensile Stress
B Compressive Stress
C Shear Stress
D Bending Stress

Which of the following is true for a thin-walled pressure vessel?

A Hoop stress > Longitudinal stress
B Hoop stress < Longitudinal stress
C Hoop stress = Longitudinal stress
D No stress is developed

What is the term for the stress remaining in a material after external loads are removed?

A Thermal Stress
B Residual Stress
C Shear Stress
D Bending Stress

Which of the following is a measure of a material’s resistance to volume change?

A Modulus of Elasticity
B Shear Modulus
C Bulk Modulus
D Poisson’s Ratio

What is the term for the stress developed in a column due to axial compressive load?

A Tensile Stress
B Compressive Stress
C Shear Stress
D Bending Stress

Which of the following is a measure of a material’s ability to absorb energy elastically?

A Toughness
B Resilience
C Hardness
D Ductility