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/2σt pd/σt pd/3σt pd/4σt pd/2σt pd/σt pd/3σt pd/4σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and Tc is the centrifugal tension, then initial tension in the belt is equal to T₁ + T₂ + Tc T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 (T₁ - T₂ + Tc)/2 T₁ + T₂ + Tc T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 (T₁ - T₂ + Tc)/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the Initial tension Sum of the initial tension and external load applied Initial tension or external load, whichever is greater External load applied Initial tension Sum of the initial tension and external load applied Initial tension or external load, whichever is greater External load applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Polishing Shot peening Coating Electroplating Polishing Shot peening Coating Electroplating ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of 15 mm each. The allowable shearing load on the weldment per cm length of the weld is 22.5 kN 7.5 kN 15 kN 10.6 kN 22.5 kN 7.5 kN 15 kN 10.6 kN ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch angle of the Izod impact test specimen is 30° 45° 20° 10° 30° 45° 20° 10° ANSWER DOWNLOAD EXAMIANS APP
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