Applied Mechanics and Graphic Statics M.I. of a thin ring (external diameter D, internal diameter d) about an axis perpendicular to the plane of the ring, is π/32 (D⁴ - d⁴) π/64 (D⁴ + d⁴) π/32 (D⁴ × d⁴) π/32 (D⁴ + d⁴) π/32 (D⁴ - d⁴) π/64 (D⁴ + d⁴) π/32 (D⁴ × d⁴) π/32 (D⁴ + d⁴) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When two forces, each equal to P, act at 90° to each other, then the resultant will be P/√2 P√2 2P P P/√2 P√2 2P P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on(i) The magnitude of the force(ii) The direction of the force(iii) The point of application of the force relative to origin Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The member forces in a statically in determinate truss Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics May be obtained by graphic statics Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics May be obtained by graphic statics ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.75 0.7 0.65 0.6 0.75 0.7 0.65 0.6 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of unit of force in gravitational system to that in absolute system is (where ‘g’ is acceleration due to gravity) 1/g g 1 None of these 1/g g 1 None of these ANSWER DOWNLOAD EXAMIANS APP