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 Straight line formula Perry Parabolic formula Rankine Straight line formula Perry Parabolic formula Rankine ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Flat spiral springs Consist of uniform thin strips Consist of uniform thin strips Are wound by applying a torque All of these Consist of uniform thin strips Consist of uniform thin strips Are wound by applying a torque All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm², the tensile force developed at a temperature of 50°C, is 100 N/mm 2 120 N/mm² 150 N/mm² 80 N/mm² 100 N/mm 2 120 N/mm² 150 N/mm² 80 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In plastic analysis, the shape factor for rectangular section, is 1.4 1.6 1.7 1.5 1.4 1.6 1.7 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Total strain energy theory for the failure of a material at elastic limit, is known Haig’s theory St. Venant’s theory Guest’s or Trecas’ theory Rankine’s theory Haig’s theory St. Venant’s theory Guest’s or Trecas’ theory Rankine’s theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The strain energy due to volumetric strain Is directly proportional to the square of exerted pressure Is inversely proportional to Bulk modulus All of these Is directly proportional to the volume Is directly proportional to the square of exerted pressure Is inversely proportional to Bulk modulus All of these Is directly proportional to the volume ANSWER DOWNLOAD EXAMIANS APP
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