Theory of Structures A masonry dam (density = 20,000 N/m³) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be 7500 N/m² 75 N/m² 750 N/m² 75000 N/m² 7500 N/m² 75 N/m² 750 N/m² 75000 N/m² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The point of contraflexure is the point where S.F. is zero M. is minimum M. is maximum M. changes sign S.F. is zero M. is minimum M. is maximum M. changes sign ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2) An isolated load at mid span A uniformly distributed load w/unit length None of these A load varying linearly from zero at one end to w at the other end An isolated load at mid span A uniformly distributed load w/unit length None of these A load varying linearly from zero at one end to w at the other end ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The equivalent length is of a column of length having both the ends fixed, is l L L/2 2 L l L L/2 2 L ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Maximum principal stress theory for the failure of a material at elastic point, is known St. Venant's theory Guest's or Trecas' theory Von Mises' theory Rankine's theory St. Venant's theory Guest's or Trecas' theory Von Mises' theory Rankine's theory ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is 1/4 2 1/2 1 1/4 2 1/2 1 ANSWER DOWNLOAD EXAMIANS APP
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