Theory of Structures For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as Parabolic formula Straight line formula Perry Rankine Parabolic formula Straight line formula Perry Rankine ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The strain energy due to volumetric strain Is directly proportional to the volume Is directly proportional to the square of exerted pressure All of these Is inversely proportional to Bulk modulus Is directly proportional to the volume Is directly proportional to the square of exerted pressure All of these Is inversely proportional to Bulk modulus ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is 250 mm 300 mm 200 mm 400 mm 250 mm 300 mm 200 mm 400 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is 1½ ½ 2 1 1½ ½ 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to Moment of inertia of the shaft section Angle of twist Modulus of rigidity Reciprocal of the length of the shaft Moment of inertia of the shaft section Angle of twist Modulus of rigidity Reciprocal of the length of the shaft ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber). BD² + mbd³)/4D] BD² + mbd²)/4D] BD² + mbd²)/6D] BD³ + mbd³)/6D] BD² + mbd³)/4D] BD² + mbd²)/4D] BD² + mbd²)/6D] BD³ + mbd³)/6D] ANSWER DOWNLOAD EXAMIANS APP
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