Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 70 to 83% 80 to 90% 45 to 60% 63 to 70% 70 to 83% 80 to 90% 45 to 60% 63 to 70% ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to determine the stresses in a thin cylinder due to an internal pressure, it is assumed that The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected The effect of curvature of the cylinder wall is neglected All of these The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected The effect of curvature of the cylinder wall is neglected All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Shot peening Electroplating Polishing Coating Shot peening Electroplating Polishing Coating ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of a boiler plate are bevelled to an angle of 80° 30° 60° 45° 80° 30° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The plasticity is the property of a material which enables it to Regain its original shape after deformation when the external forces are removed Retain deformation produced under load permanently Draw into wires by the application of a tensile force Resist fracture due to high impact loads Regain its original shape after deformation when the external forces are removed Retain deformation produced under load permanently Draw into wires by the application of a tensile force Resist fracture due to high impact loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt is designed on the basis of __________ with a large factor of safety. Direct bending stress Direct tensile stress Direct shear stress Direct compressive stress Direct bending stress Direct tensile stress Direct shear stress Direct compressive stress ANSWER DOWNLOAD EXAMIANS APP