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% 45 to 60% 80 to 90% 63 to 70% 70 to 83% 45 to 60% 80 to 90% 63 to 70% ANSWER DOWNLOAD EXAMIANS APP
Machine Design When spring index increases, the value of Wahl's stress factor Increases linearly Increases exponentially Decreases linearly Remains same Increases linearly Increases exponentially Decreases linearly Remains same ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the thickness of the boiler shell should not be less than 6 mm 5 mm 4 mm 7 mm 6 mm 5 mm 4 mm 7 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be 2 times more Same in both cases 3 times more 4 times more 2 times more Same in both cases 3 times more 4 times more 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 Draw into wires by the application of a tensile force Resist fracture due to high impact loads Retain deformation produced under load permanently Regain its original shape after deformation when the external forces are removed Draw into wires by the application of a tensile force Resist fracture due to high impact loads Retain deformation produced under load permanently ANSWER DOWNLOAD EXAMIANS APP
Machine Design Resistance to fatigue of a material is measured by Endurance limit Coefficient of elasticity Young's modulus Elastic limit Endurance limit Coefficient of elasticity Young's modulus Elastic limit ANSWER DOWNLOAD EXAMIANS APP