Machine Design The permissible stress for carbon steel under static loading is generally taken as 7500-10,000 kg/cm² 2000-3000 kg/m² 3000-4000 kg/cm² 4000-4500 kg/cm² 7500-10,000 kg/cm² 2000-3000 kg/m² 3000-4000 kg/cm² 4000-4500 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for the shell material, then thickness of shell is equal to pd/σt pd/4σt pd/2σt pd/3σt pd/σt pd/4σt pd/2σt pd/3σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key way lowers The strength of the shaft Both the strength and rigidity of the shaft The rigidity of the shaft The ductility of the shaft The strength of the shaft Both the strength and rigidity of the shaft The rigidity of the shaft The ductility of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. One-eighth One-fourth Double One-half One-eighth One-fourth Double One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two non-parallel or intersecting but coplanar shafts are connected by gears, the arrangement is known as, None of these Helical gearing Worm gearing Bevel gearing None of these Helical gearing Worm gearing Bevel gearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design Pick up wrong statement. Fatigue strength can be increased by Cold working Shot peening Hot working Grinding and lapping surface Cold working Shot peening Hot working Grinding and lapping surface ANSWER DOWNLOAD EXAMIANS APP