Theory of Structures A truss containing j joints and m members, will be a simple truss if m = 3j – 2 m = 2j – 3 j = 2m – 3 j = 3m – 2 m = 3j – 2 m = 2j – 3 j = 2m – 3 j = 3m – 2 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 4WD²n/d4N 4W²D3n²/d4N 4W²Dn/d4N 4W²D3n/d4N 4WD²n/d4N 4W²D3n²/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is 2h/Wa Wa/h Wa/2h 2W/ha 2h/Wa Wa/h Wa/2h 2W/ha ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is WL3/8EL WL3/3EL WL3/24EL WL3/48EL WL3/8EL WL3/3EL WL3/24EL WL3/48EL ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Stress may be defined as Force per unit area None of these Force per unit length Force per unit volume Force per unit area None of these Force per unit length Force per unit volume ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is 250 mm 400 mm 300 mm 200 mm 250 mm 400 mm 300 mm 200 mm ANSWER DOWNLOAD EXAMIANS APP