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 4W²D3n/d4N 4WD²n/d4N 4W²Dn/d4N 4W²D3n²/d4N 4W²D3n/d4N 4WD²n/d4N 4W²Dn/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is: 4.5 mm 5.5 mm 5.0 mm 4.0 mm 4.5 mm 5.5 mm 5.0 mm 4.0 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A three hinged arch is generally hinged at its supports and At the crown Anywhere in the rib None of these At one quarter span At the crown Anywhere in the rib None of these At one quarter span ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures In case of principal axes of a section None of these Difference of moment inertia is zero Sum of moment of inertia is zero Product of moment of inertia is zero None of these Difference of moment inertia is zero Sum of moment of inertia is zero Product of moment of inertia is zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the area of cross-section of a circular section to the area of its core, is 11 16 15 14 11 16 15 14 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 1 1½ 2 ½ 1 1½ 2 ½ ANSWER DOWNLOAD EXAMIANS APP
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