Machine Design The effective stress in wire ropes during normal working is equal to the stress due to Axial load plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Bending plus stress due to acceleration/retardation Axial load plus stress due to bending Axial load plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Bending plus stress due to acceleration/retardation Axial load plus stress due to bending ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue stress concentration factor is defined as All of these The product of the endurance limits with and without stress concentration The ratio of endurance limit without stress concentration to the endurance limit with stress concentration The ratio of endurance limit with stress concentration to the endurance limit without stress concentration All of these The product of the endurance limits with and without stress concentration The ratio of endurance limit without stress concentration to the endurance limit with stress concentration The ratio of endurance limit with stress concentration to the endurance limit without stress concentration ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kt + 1)/ (Kf + 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kt + 1)/ (Kf + 1) (Kf - 1)/ (Kt - 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The form factor of a helical gear __________ with the increase in the helix angle. Remains constant Decreases Increases None of these Remains constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A woodruff key is Fitted in pairs at right angles All of these A tapered key with head at one end Capable of tilting in a recess milled out in the shaft Fitted in pairs at right angles All of these A tapered key with head at one end Capable of tilting in a recess milled out in the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit for a mirror polished material will be __________ as compared to unpolished material. Less None of these More Same Less None of these More Same ANSWER DOWNLOAD EXAMIANS APP
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