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.d.σt (p - d) t.σt p.t.σt p.d.σt (p - d) t.σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease required to be applied after some intervals The oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a horizontal flat belt drive, it is customary to use Idler pulley Bottom side of belt as slack side Top side of belt as slack side None of these Idler pulley Bottom side of belt as slack side Top side of belt as slack side None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The railway carriage couplings have Knuckle threads Acme threads Buttress threads Square threads Knuckle threads Acme threads Buttress threads Square threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit Below the elastic limit Below the yield point At the yield point At the elastic limit Below the elastic limit Below the yield point At the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design The largest diameter of an external or internal screw thread is known as Major diameter Minor diameter Pitch diameter None of these Major diameter Minor diameter Pitch diameter None of these ANSWER DOWNLOAD EXAMIANS APP