Machine Design Pick up wrong statement. Fatigue strength can be increased by Cold working Grinding and lapping surface Hot working Shot peening Cold working Grinding and lapping surface Hot working Shot peening 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) (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) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is P F F + P F.P P F F + P F.P ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a steam engine, the piston rod is usually connected to the cross-head by means of a Oldham coupling Cotter joint Knuckle joint Universal joint Oldham coupling Cotter joint Knuckle joint Universal joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Decreases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength Increases the fatigue strength Decreases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength Increases the fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design Wahl's stress factor __________ very rapidly as the spring index decreases. Decreases Remain same None of these Increases Decreases Remain same None of these Increases ANSWER DOWNLOAD EXAMIANS APP
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