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). BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd³)/4D] BD² + mbd²)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd³)/4D] BD² + mbd²)/4D] ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The load on a spring per unit deflection, is called Stiffness Proof stress Proof load Proof resilience Stiffness Proof stress Proof load Proof resilience 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 4W²Dn/d4N 4W²D3n/d4N 4W²D3n²/d4N 4WD²n/d4N 4W²Dn/d4N 4W²D3n/d4N 4W²D3n²/d4N 4WD²n/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is 1.5 2 1 3 1.5 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is 0.707 0.404 0.303 0.505 0.707 0.404 0.303 0.505 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is 2.75 cm 3.00 cm 4.25 cm 3.50 cm 2.75 cm 3.00 cm 4.25 cm 3.50 cm ANSWER DOWNLOAD EXAMIANS APP
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