Machine Design Stress concentration factor is defined as the ratio of Nominal stress to the endurance limit Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the maximum stress Nominal stress to the endurance limit Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the maximum stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Polishing Electroplating Coating Shot peening Polishing Electroplating Coating Shot peening 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 Increasing the length of bar All of these Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar Increasing the length of bar All of these Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Is uniform throughout Varies exponentially, being less at the torque-input end Varies linearly Varies exponentially, being more at the torque-input end Is uniform throughout Varies exponentially, being less at the torque-input end Varies linearly Varies exponentially, being more at the torque-input end ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Decreasing the cross-section area of bar Increasing the cross-section area of bar Remain unaffected with cross-section area Would depend upon other factors Decreasing the cross-section area of bar Increasing the cross-section area of bar Remain unaffected with cross-section area Would depend upon other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow shaft will transmit a __________ torque than a solid shaft of the same mass and same material. Greater Medium None of these Smaller Greater Medium None of these Smaller ANSWER DOWNLOAD EXAMIANS APP
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