Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by p/ZN N/Zp Z/pN ZN/p p/ZN N/Zp Z/pN ZN/p ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearing characteristic number in a hydrodynamic bearing depends upon Viscosity, speed and load Viscosity, speed and bearing pressure Length, width and load Length, width and speed Viscosity, speed and load Viscosity, speed and bearing pressure Length, width and load Length, width and speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring index is Indication of quality of spring Its capability of storing energy Load required to produce unit deflection Ratio of coil diameter to wire diameter Indication of quality of spring Its capability of storing energy Load required to produce unit deflection Ratio of coil diameter to wire diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Equal to None of these Smaller than Larger than Equal to None of these Smaller than Larger than ANSWER DOWNLOAD EXAMIANS APP
Machine Design The cold working of metals is carried out __________ the recrystallization temperature. Above None of these At Below Above None of these At Below ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to withstand resistance to wear, the best profile of gear is 20° full depth involute tooth 14½° stub tooth 20° involute stub tooth 14½° full depth involute tooth 20° full depth involute tooth 14½° stub tooth 20° involute stub tooth 14½° full depth involute tooth ANSWER DOWNLOAD EXAMIANS APP