Machine Design The cross-section of the arm of a bell crank lever is I-section Any one of these Rectangular Elliptical I-section Any one of these Rectangular Elliptical ANSWER DOWNLOAD EXAMIANS APP
Machine Design For high speed engines, the cam follower should move with Uniform velocity Uniform acceleration and retardation Simple harmonic motion Cycloidal motion Uniform velocity Uniform acceleration and retardation Simple harmonic motion Cycloidal motion ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced will be 8F/ πd² 4F/ πd² 16F/ 3πd² 6F/ πd² 8F/ πd² 4F/ πd² 16F/ 3πd² 6F/ πd² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue stress concentration factor is defined as The ratio of endurance limit with stress concentration to the endurance limit without stress concentration 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 All of these The ratio of endurance limit with stress concentration to the endurance limit without stress concentration 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design While designing a screw in a screw jack against buckling failure, the end conditions for the screw are taken as Both the ends hinged One end fixed and the other end hinged One end fixed and the other end free Both the ends fixed Both the ends hinged One end fixed and the other end hinged One end fixed and the other end free Both the ends fixed 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 (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) ANSWER DOWNLOAD EXAMIANS APP