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 75000 N/m² 750 N/m² 75 N/m² 7500 N/m² 75000 N/m² 750 N/m² 75 N/m² 7500 N/m² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A body is said to be in equilibrium if It moves vertically None of these It moves horizontally It rotates about its C.G. It moves vertically None of these It moves horizontally It rotates about its C.G. ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying All of these A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? All of these A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is L/4 L/5 L/2 L/3 L/4 L/5 L/2 L/3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is 0.002 0.001 0.003 0.0025 0.002 0.001 0.003 0.0025 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is 4W²D3n²/d4N 4W²Dn/d4N 4W²D3n/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²Dn/d4N 4W²D3n/d4N 4WD²n/d4N ANSWER DOWNLOAD EXAMIANS APP