Machine Design The railway carriage couplings have Buttress threads Acme threads Square threads Knuckle threads Buttress threads Acme threads Square threads Knuckle threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit of a material with finished surface in comparison to rough surface is Less More or less depending on quantum of load Same More Less More or less depending on quantum of load Same More ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearing characteristic number in a hydrodynamic bearing depends upon Length, width and load Viscosity, speed and bearing pressure Viscosity, speed and load Length, width and speed Length, width and load Viscosity, speed and bearing pressure Viscosity, speed and load Length, width and speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the screw in a mechanical screw jack rotates, the load kept on the top of it moves None of these Axially upwards Axially upwards or downwards Axially downwards None of these Axially upwards Axially upwards or downwards Axially downwards ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd3/ 8D3n ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt Has head at one end and other end fits into a tapped hole in the other part to be joined Is provided with pointed threads Has both the ends threaded Has a head on one end and a nut fitted to the other Has head at one end and other end fits into a tapped hole in the other part to be joined Is provided with pointed threads Has both the ends threaded Has a head on one end and a nut fitted to the other ANSWER DOWNLOAD EXAMIANS APP