Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum distortion energy theory Maximum strain energy theory Maximum shear stress theory Maximum principal stress theory Maximum distortion energy theory Maximum strain energy theory Maximum shear stress theory Maximum principal stress theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bending moment ‘M’ and a torque ‘T’ is applied on a solid circular shaft. If the maximum bending stress equals to maximum shear stress developed, then ‘M’ is equal to 2 T 1 T 4 T T/2 2 T 1 T 4 T T/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by All of these Decreasing the modulus of elasticity of the bar Increasing the length of bar Decreasing the cross-sectional area of the bar All of these Decreasing the modulus of elasticity of the bar Increasing the length of bar Decreasing the cross-sectional area of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design Silver based solder is used for Fusion welding Flaring Soft soldering Brazing Fusion welding Flaring Soft soldering Brazing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The static tooth load should be __________ the dynamic load. Less than None of these Greater than Equal to Less than None of these Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are, usually, made from Medium carbon steel Low carbon steel High speed steel High carbon steel Medium carbon steel Low carbon steel High speed steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP