Q.1
##### Hooke’s law is obeyed till _____________ in stress-strain curve.
• a) propositional limit point
• b) yield point
• c) tensile Strength Point
• d) failure point
Q.2
• a) 3
• b) 6
• c) 9
• d) 12
Q.3
##### Plane stress is defined as ________
• a) stress in one principal direction is 0
• b) stresses in two principal directions are 0
• c) strain in one principal direction is 0
• d) strain in two principal directions are 0
Q.4
##### Which of the following statement is NOT correct?
• a) The sum of the normal stresses on two perpendicular planes is an invariant quantity
• b) The maximum and minimum values of normal stresses on an oblique plane at point P occurs when the shear stress is zero
• c) The maximum and minimum values of the normal stress and the shear stress occurs at an angle 90 degree from each other
• d) The variation of shear stress and normal stress occurs is in the form of a sine wave with a period equal to 90 degrees
Q.5
• a) 25MPa
• b) 20MPa
• c) 27MPa
• d) 18MPa
Q.6
• a) 17.32 MPa
• b) 2.88 MPa
• c) 10 MPa
• d) 15 MPa
Q.7
• a) 4Y
• b) 5Y
• c) 8Y
• d) 10Y
Q.8
• a) True
• b) False
Q.9
• a) 392000
• b) 40000
• c) 0.040
• d) 0.392