Mech 2 Mid Exam

Stress is

• External force

• Internal resistive force

• Axial force

• Radial force

Following are the basic types of stress except

(a)Tensile stress

(b)Compressive stress

(c)Shear stress

(d)Volumetric stress

• A

• B

• C

• D

Which of the following is not a basic type of strain?

(a)Compressive strain

(b)Shear strain

(c)Area strain

(d)Volume strain

• A

• B

• C

• D

Tensile Strain is

(a)Increase in length / original length

(b)Decrease in length / original length

(c)Change in volume / original volume

(d)All of the above

• A

• B

• C

• D

Compressive Strain is

(a)Increase in length / original length

(b)Decrease in length / original length

(c)Change in volume / original volume

(d)All of the above

• A

• B

• C

• D

Hooke’s law is applicable within

(a)Elastic limit

(b)Plastic limit

(c)Fracture point

(d) Ultimate strength

• A

• B

• C

• D

Young’s Modulus of elasticity is

(a)Tensile stress / Tensile strain

(b)Shear stress / Shear strain

(c)Tensile stress / Shear strain

(d)Shear stress / Tensile strain

• A

• B

• C

• D

Modulus of rigidity is

(a)Tensile stress / Tensile strain

(b)Shear stress / Shear strain

(c)Tensile stress / Shear strain

(d)Shear stress / Tensile strain

• A

• B

• C

• D

Bulk modulus of elasticity is

a. Tensile stress / Tensile strain

b. Shear stress / Shear strain

c. Tensile stress / Shear strain

d. Normal stress on each face of cube / Volumetric strain

• A

• B

• C

• D

Factor of safety is

a. Tensile stress / Permissible stress

b. Compressive stress / Ultimate stress

c. Ultimate stress / Permissible stress

d. Ultimate stress / Shear stress

• A

• B

• C

• D