Machine Design In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole) 1.5 d 2.5 d 2 d 1 d 1.5 d 2.5 d 2 d 1 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Wire ropes as compared to cotton ropes All of these Can withstand shock loads Offer silent operation Are lighter in weight All of these Can withstand shock loads Offer silent operation Are lighter in weight ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design Pick up wrong statement. Fatigue strength can be increased by Hot working Grinding and lapping surface Shot peening Cold working Hot working Grinding and lapping surface Shot peening Cold working ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads. Three times Four times Same Double Three times Four times Same Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Square Buttress Metric NPT (national pipe threads). Square Buttress Metric NPT (national pipe threads). ANSWER DOWNLOAD EXAMIANS APP
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