Machine Design The included angle in unified of American National threads is 55° 60° 47° 29° 55° 60° 47° 29° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The railway carriage couplings have Buttress threads Square threads Knuckle threads Acme threads Buttress threads Square threads Knuckle threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails Below the yield point At the elastic limit At the yield point Below the elastic limit Below the yield point At the elastic limit At the yield point Below the elastic limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal Grease required to be applied after some intervals The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal Grease required to be applied after some intervals The oil film is maintained by supplying oil under pressure ANSWER DOWNLOAD EXAMIANS APP
Machine Design The longitudinal joint in boilers is used to get the required Efficiency of boiler Diameter of boiler Length of boiler Length and diameter of boiler Efficiency of boiler Diameter of boiler Length of boiler Length and diameter of boiler ANSWER DOWNLOAD EXAMIANS APP
Machine Design For hardening alloy steels and high speed steels, they are heated to 500 to 600°C 700 to 900°C 1300 to 1500°C 1100 to 1300°C 500 to 600°C 700 to 900°C 1300 to 1500°C 1100 to 1300°C ANSWER DOWNLOAD EXAMIANS APP