Machine Design According to I.B.R., when the thickness of boiler shell (t) is greater than 8 mm, then the diameter of rivet hole (d) is obtained by Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the shearing resistance of the rivets Equating tearing resistance of the plate to the crushing resistance of the rivets Equating shearing resistance to the crushing resistance of the rivets None of these Equating tearing resistance of the plate to the shearing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, total numbers of tolerance grades are 20 18 8 12 20 18 8 12 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) (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to 1.5 × diameter of bolt Diameter of bolt 0.75 × diameter of bolt 1.25 × diameter of bolt 1.5 × diameter of bolt Diameter of bolt 0.75 × diameter of bolt 1.25 × diameter of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial cams, the follower moves Along the cam axis In any direction irrespective of cam axis In a direction parallel to the cam axis In a direction perpendicular to the cam axis Along the cam axis In any direction irrespective of cam axis In a direction parallel to the cam axis In a direction perpendicular to the cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design The backlash for spur gears depends upon Pitch line velocity Tooth profile Both module and pitch line velocity Module Pitch line velocity Tooth profile Both module and pitch line velocity Module ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS