Machine Design Which of the following material has the maximum ductility? Mild steel Copper Zinc Aluminium Mild steel Copper Zinc Aluminium ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress for carbon steel under static loading is generally taken as 4000-4500 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 3000-4000 kg/cm² 4000-4500 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 3000-4000 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design Whether any core is required in wire ropes No Yes Sometimes Rarely No Yes Sometimes Rarely ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrostatic bearings The oil film is maintained by supplying oil under pressure The Oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant Grease is used for lubrication The oil film is maintained by supplying oil under pressure The Oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant Grease is used for lubrication ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 135° 160° 90° 180° 135° 160° 90° 180° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as Crown Bevel gears Internal bevel gears Angular bevel gears Mitre gears Crown Bevel gears Internal bevel gears Angular bevel gears Mitre gears ANSWER DOWNLOAD EXAMIANS APP