Machine Design A screw will be self locking, if Friction angle is less than helix angle Friction angle is more than helix angle Friction angle is equal to helix angle Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is more than helix angle Friction angle is equal to helix angle Efficiency of screw is 100% ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is adopted for power transmission in either direction? Buttress threads Square threads Multiple threads Acme threads Buttress threads Square threads Multiple threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The application of third type levers is found in Handle of a hand pump A pair of tongs Hand wheel of a punching press Lever of a loaded safety valve Handle of a hand pump A pair of tongs Hand wheel of a punching press Lever of a loaded safety valve ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to Reduce slip Ensure proper alignment Reduce vibration Ensure uniform loading Reduce slip Ensure proper alignment Reduce vibration Ensure uniform loading ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ultimate strength of steel in tension in comparison to shear is in the ratio of 0.12638888888889 0.084027777777778 0.085416666666667 0.042361111111111 0.12638888888889 0.084027777777778 0.085416666666667 0.042361111111111 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The spring mostly used in gramophones is Volute spring Conical spring Helical spring Flat spiral spring Volute spring Conical spring Helical spring Flat spiral spring ANSWER DOWNLOAD EXAMIANS APP
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