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PSC Civil Engg: Strength of Materials Quiz 2
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Question 1
A simply supported beam of span l and flexural rigidity EI carries a unit load at its mid-span. The strain energy at this condition in the beam due to bending is
Question 2
A uniform T-shaped arm of weight W, pinned about a horizontal point C, is support by a vertical spring of stiffness K. The extension of the spring is
Question 3
The longitudinal strain of cylindrical bar of 25 mm diameter and 1.5 m length is found to be 3 times its lateral strain in a tensile test. What is the value of Bulk Modulus by assuming 
?
? Question 4
A structural element is subjected to pure shear of 
as shown in the figure. The yield stresses both in tension and in compression are 
According to the maximum normal stress theory, the factors of safety in tension and compression are, respectively
as shown in the figure. The yield stresses both in tension and in compression are According to the maximum normal stress theory, the factors of safety in tension and compression are, respectively Question 5
The principal stresses at a point are 
(tensile) and 
(compressive), and the stress at elastic limit for the material in simple tension is 
According to maximum shear strain energy theory, the value of 
at failure is
(tensile) and (compressive), and the stress at elastic limit for the material in simple tension is According to maximum shear strain energy theory, the value of at failure is - 1468 attempts
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May 14ESE & GATE CE
