Machine Design A screw will be self locking, if Friction angle is more than helix angle Friction angle is equal to helix angle Friction angle is less than helix angle Efficiency of screw is 100% Friction angle is more than helix angle Friction angle is equal to helix angle Friction angle is less than helix angle Efficiency of screw is 100% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resultant axial load on a bolt depends on All of these Initial tension External load applied Relative elastic yielding (springness) of the bolt and the connected member All of these Initial tension External load applied Relative elastic yielding (springness) of the bolt and the connected member ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following has threads at both ends? Stud Tap bolt Bolt None of these Stud Tap bolt Bolt None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, a Grey cast iron designated by 'FG 200' means that the Maximum shear strength is 200 N/mm² Maximum compressive strength is 200 N/mm² Carbon content is 2% Minimum tensile strength is 200 N/mm² Maximum shear strength is 200 N/mm² Maximum compressive strength is 200 N/mm² Carbon content is 2% Minimum tensile strength is 200 N/mm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is adopted for power transmission in either direction? Multiple threads Buttress threads Acme threads Square threads Multiple threads Buttress threads Acme threads Square threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K K/4 K/2 2K K K/4 K/2 2K ANSWER DOWNLOAD EXAMIANS APP