Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. None of these Greater Smaller Medium None of these Greater Smaller Medium ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration is caused due to All of these Variation in properties of material from point to point in a member Abrupt change of section Pitting at points or areas at which loads on a member are applied All of these Variation in properties of material from point to point in a member Abrupt change of section Pitting at points or areas at which loads on a member are applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., when the thickness of the boiler shell (t) is less than 8 mm, then the diameter of the rivet hole (d) is obtained by Equating tearing resistance of the plate to the shearing resistance of the rivets None of these Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets Equating tearing resistance of the plate to the shearing resistance of the rivets None of these Equating shearing resistance to the crushing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design If threads on a bolt are left hand, threads on nut will be Left hand with same pitch Right hand with same pitch Right hand with fine pitch Could be left or right hand Left hand with same pitch Right hand with same pitch Right hand with fine pitch Could be left or right hand 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) (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod) 0.5 d 1.2 d 0.8 d d 0.5 d 1.2 d 0.8 d d ANSWER DOWNLOAD EXAMIANS APP