Machine Design In Vickers hardness testing, the pyramid indentor apex is 152° 40° 122° 136° 152° 40° 122° 136° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bench vice has following type of threads Acme Buttress Square Metric Acme Buttress Square Metric ANSWER DOWNLOAD EXAMIANS APP
Machine Design The spring mostly used in gramophones is Volute spring Conical spring Flat spiral spring Helical spring Volute spring Conical spring Flat spiral spring Helical spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a load W is applied instantaneously on a bar; Then the stress induced in bar will Increase with increase in y Decrease with decrease in y Be independent of ratio of mass of load W to mass of bar (y) Depend on other considerations Increase with increase in y Decrease with decrease in y Be independent of ratio of mass of load W to mass of bar (y) Depend on other considerations ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation? Tangent key Feather key Gib-head key Woodruff key Tangent key Feather key Gib-head key Woodruff key 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 + (b/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] ANSWER DOWNLOAD EXAMIANS APP