Theory of Structures A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm²), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is 25 N 30 N 40 N 35 N 25 N 30 N 40 N 35 N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is [W (1 + f/ G)]/ A [W (2 + f/G)]/A [W (2 + g/f)]/A (1 – g/f)/A [W (1 + f/ G)]/ A [W (2 + f/G)]/A [W (2 + g/f)]/A (1 – g/f)/A ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 2 cm 1 cm 1.5 cm 2.5 cm 2 cm 1 cm 1.5 cm 2.5 cm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, B.M. will be zero throughout All of these Horizontal thrust is wl2/8h S.F. will be zero throughout B.M. will be zero throughout All of these Horizontal thrust is wl2/8h S.F. will be zero throughout ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Slenderness ratio of a long column, is Length of column divided by least radius of gyration Area of cross-section divided by least radius of gyration Area of cross-section divided by radius of gyration Radius of gyration divided by area of cross-section Length of column divided by least radius of gyration Area of cross-section divided by least radius of gyration Area of cross-section divided by radius of gyration Radius of gyration divided by area of cross-section ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The strain energy due to volumetric strain Is directly proportional to the square of exerted pressure Is directly proportional to the volume All of these Is inversely proportional to Bulk modulus Is directly proportional to the square of exerted pressure Is directly proportional to the volume All of these Is inversely proportional to Bulk modulus ANSWER DOWNLOAD EXAMIANS APP