Multiple Choice Questions (MCQ) on Simple stress and strain

Multiple Choice Questions (MCQ) on Simple stress and strain

 

Stress is

  1. External force
  2. Internal resistive force
  3. Axial force
  4. Radial force

(Ans:b)

 

Following are the basic types of stress except

  1. Tensile stress
  2. Compressive stress
  3. Shear stress
  4. Volumetric stress

(Ans:d)

 

When tensile stress is applied axially on a circular rod its

  1. diameter decreases
  2. length increases
  3. volume decreases

Which of the above are true?

  1. Only i
  2. Only ii
  3. i & ii
  4. All of the above

(Ans:c)

 

When tensile stress is applied axially on a circular rod its

  1. diameter increases
  2. length decreases
  3. volume decreases

Which of the above are true?

  1. Only i
  2. Only ii
  3. i & ii
  4. All of the above

(Ans:c)

 

 

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

  1. Compressive strain
  2. Shear strain
  3. Area strain
  4. Volume strain

(Ans:c)

 

Tensile Strain is

  1. Increase in length / original length
  2. Decrease in length / original length
  3. Change in volume / original volume
  4. All of the above

(Ans:a)

 

 

Compressive Strain is

  1. Increase in length / original length
  2. Decrease in length / original length
  3. Change in volume / original volume
  4. All of the above

(Ans:b)

 

 

Volumetric Strain is

  1. Increase in length / original length
  2. Decrease in length / original length
  3. Change in volume / original volume
  4. All of the above

(Ans:c)

 

 

Hooke’s law is applicable within

  1. Elastic limit
  2. Plastic limit
  3. Fracture point
  4. Ultimate strength

(Ans:a)

 

 

Young’s Modulus of elasticity is

  1. Tensile stress / Tensile strain
  2. Shear stress / Shear strain
  3. Tensile stress / Shear strain
  4. Shear stress / Tensile strain

(Ans:a)