Machine Design The shock resistance of steel is increased by adding Nickel and chromium Chromium Cobalt and molybdenum Nickel Nickel and chromium Chromium Cobalt and molybdenum Nickel ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 2.5 3.0 3.5 2.8 2.5 3.0 3.5 2.8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Ps /P Least of Pt, Ps and Pc/P Pt /P Pc /P Ps /P Least of Pt, Ps and Pc/P Pt /P Pc /P 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/4σt pd/σt pd/2σt pd/3σt pd/4σt pd/σt pd/2σt pd/3σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring stiffness is Load required to produce unit deflection Its capability of storing energy Its ability to absorb shocks Ratio of coil diameter to wire diameter Load required to produce unit deflection Its capability of storing energy Its ability to absorb shocks Ratio of coil diameter to wire diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The pitch of threads on a Jock nut in comparison to pitch of nut is Coarser Same Finer Very fine Coarser Same Finer Very fine ANSWER DOWNLOAD EXAMIANS APP
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