# STRENGTH OF MATERIALS SOM MULTIPLE CHOICE QUESTIONS 5 | GPSC | GATE | ESE CIVIL ENGINEERING COMPETITIVE EXAMS

#### ByCivilelite

May 22, 2022

1. For a given material Young’s modulus is 200 GN/m^2 and modulus of rigidity is 80 GN/m^2. The value of Poisson’s ratio is _____.

[A] 0.15
[B] 0.25
[C] 0.20
[D] 0.40

2. Which of the following material parameter have no units?

[A] Modulus of Elasticity
[B] Strain
[C] Modulus of Rigidity
[D] Stress

3. If a material expands freely due to heating, what type of stress is developed?

[A] Compressive stress
[B] Tensile stress
[C] No stress
[D] Thermal stress

4. At a Point in a stressed body the principal stresses are 100 MN/m^2 (tensile) and 60 MN/m^2 (Compressive). The maximum shear stress at the point is _____.

[A] 60 MN/m^2
[B] 80 MN/m^2
[C] 100 MN/m^2
[D] 120 MN/m^2

5. A I-section is subjected to transverse shear force. At which layer maximum shear stress is developed?

[A] At top edge of flange
[B] At bottom edge of flange
[C] At neutral layer
[D] None of the above