Machine Design Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material) p.t.σt p.d.σt (p - d) t.σt p.t.σt p.d.σt (p - d) t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be a self locking screw, if its efficiency is Less than 50% More than 50% None of these Equal to 50% Less than 50% More than 50% None of these Equal to 50% ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings Grease required to be applied after some intervals Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure The oil film pressure is generated only by the rotation of the journal Grease required to be applied after some intervals Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure The oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of caulking in a riveted joint is to make the joint Free from corrosion Free from stress Stronger in tension Leak-proof Free from corrosion Free from stress Stronger in tension Leak-proof ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to remove internal stresses produced by hardening the steel, the process usually adopted is Annealing Normalizing Tempering Spheroidizing Annealing Normalizing Tempering Spheroidizing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The acme threads are usually found on Screw cutting lathes Spindles of bench vices Feed mechanism of machine tools Railway carriage couplings Screw cutting lathes Spindles of bench vices Feed mechanism of machine tools Railway carriage couplings ANSWER DOWNLOAD EXAMIANS APP