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ISRO 2018 S.O.M Booster Quiz 1
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Question 1
A thin gas cylinder of internal pressure 8 MPa having the inner diameter of 800 mm and thickness of 32 mm. The average circumferential stress (in MPa) is _____.
Question 2
For the two dimensional stress system given in the figure, the one dimensional stress to produce same maximum strain will be equal to _________N/mm2.
Question 3
For the plane stress situation shown in the figure, the maximum shear stress and the plane on which it acts are
Question 4
The ratio of vertical reactions at support A and B of the simply supported beam in the figure shown below is .
Question 5
A shaft subjected to torsion experience a pure shear stress τ on the surface. The maximum principal stress on the surface which is at 45° to the axis has a value
Question 6
A circular shaft subjected to a twisting moment results in maximum shear stress of 60 MPa. Then the maximum compressive stress in the material is _________ N/mm2.
Question 7
If,
A = Cross sectional area
E = Young’s modulus of elasticity
G = Modulus of rigidity
J = Polar moment of inertia
Then Torsional rigidity is given by,
A = Cross sectional area
E = Young’s modulus of elasticity
G = Modulus of rigidity
J = Polar moment of inertia
Then Torsional rigidity is given by,
Question 8
The values of axial stress (σ) in kN/m2, bending moment (M) in kNm, and shear force (V) in kN acting at point P in the beam (area of cross section 0.04 m2) for the arrangement shown in the figure are respectively.
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