Machine Design In standard taper roller bearings, the angle of taper of outer raceway is 15° 5° 8° 25° 15° 5° 8° 25° ANSWER DOWNLOAD EXAMIANS APP
Machine Design In oilness bearings 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 Do not require external supply of lubricant ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Accuracy of shaft alignment Small overall dimensions Low starting and low running friction except at very high speeds All of these Accuracy of shaft alignment Small overall dimensions Low starting and low running friction except at very high speeds All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft coupling should Hold the shafts in perfect alignment Be easy to connect or disconnect All of these Transmit full power of the shaft Hold the shafts in perfect alignment Be easy to connect or disconnect All of these Transmit full power of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then formative number of teeth is written as T sec²φ T/sec³φ T sec³φ T cosecφ T sec²φ T/sec³φ T sec³φ T cosecφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is Equal to 50% More than 50% None of these Less than 50% Equal to 50% More than 50% None of these Less than 50% ANSWER DOWNLOAD EXAMIANS APP