Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. Medium None of these Greater Smaller Medium None of these Greater Smaller ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is Bending stress only Direct shear stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Bending stress only Direct shear stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (2WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centre distance between two meshing involute gears is equal to Difference of pitch circle radii/cosφ Difference of base circle radii/cosφ Sum of base circle radii/cosφ Sum of pitch circle radii/cosφ Difference of pitch circle radii/cosφ Difference of base circle radii/cosφ Sum of base circle radii/cosφ Sum of pitch circle radii/cosφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, plain carbon steel designated by 40C8 contains carbon None of these 0.40 to 0.60% 0.35 to 0.45% 0.20 to 0.40% None of these 0.40 to 0.60% 0.35 to 0.45% 0.20 to 0.40% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing. Either A or B None of these Fully Partially Either A or B None of these Fully Partially ANSWER DOWNLOAD EXAMIANS APP