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GATE 2019: G-19 Revision SOM Live Quiz (App update required to attempt this test)
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Question 1
The pressure on the fluid is 3 MPa. The Young’s modulus is 210 GPa and the Poisson’s ratio is 0.25, the volumetric compressive strain produced is
Question 2
A 5 m long and 60 mm diameter steel bar is subjected to a tensile load of 100 kN. If the modulus of elasticity for the bar material is 210 GPa, then the modulus of resilience is
Question 3
A concentrated load F acts on a simply supported beam of span L at a distance L/4 from the left support the bending moment at the point of application of load is given by _________.
Question 4
A thin cylindrical pressure vessel of diameter 800 mm and wall thickness 10 mm is given a coating which cracks when the strain reaches to 0.0002. The internal pressure (in MPa) at which cracking start in coating is (Take E = 210 GPa, Poisson ratio = 0.25)
Question 5
A steel rod 10 m long is at temperature of 20℃ and is heated to 60℃. What is the stress induced if the allowable expansion in the rod is 4mm. Young’s Modulus of steel is 200 GPa and coefficient of linear expansion is 12×10-6/℃.
Question 6
The bending moment (in kN-m) of the following 5 mm thickness rectangular tube section of an alloy whose ultimate stress is 414 MPa is (assume, factor of safety = 3, E = 60 GPa __________.
Question 7
The principal tensile stresses at a point across two perpendicular planes are 60 N/mm2 and 30 N/mm2. The resultant stress and its obliquity on a plane at 25
with the major principal plane respectively are (take Poisson’s ratio is 0.25)
with the major principal plane respectively are (take Poisson’s ratio is 0.25) - 702 attempts
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