Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 90° 67.5° 22.5° 45° 90° 67.5° 22.5° 45° ANSWER DOWNLOAD EXAMIANS APP
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 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 Equating tearing resistance of the plate to the shearing resistance of the rivets ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of the unriveted plate (P) per pitch length is equal to (p - d) σt (p - d) t.σt p.t.σt p.d.σt (p - d) σt (p - d) t.σt p.t.σt p.d.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and the bottom of which is shaped to fit the curved surface of the shaft, is known as, None of these Hollow saddle key Hollow key Soft key None of these Hollow saddle key Hollow key Soft key ANSWER DOWNLOAD EXAMIANS APP
Machine Design The pitch of threads on a Jock nut in comparison to pitch of nut is Finer Coarser Very fine Same Finer Coarser Very fine Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in cyclic loading is more serious in Ductile materials Depends on other factors Brittle materials Equally serious in both cases Ductile materials Depends on other factors Brittle materials Equally serious in both cases ANSWER DOWNLOAD EXAMIANS APP