Machine Design Two shafts of the same length and material are joined in series. If the ratio of their diameters is 2, then the ratio of their angles of twist will be 8 16 4 2 8 16 4 2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic shaft is one Whose lower as well as upper deviations are zero Whose upper deviation is zero Does not exist Whose lower deviation is zero Whose lower as well as upper deviations are zero Whose upper deviation is zero Does not exist Whose lower deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open belt drive is used when Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately 0.6 times 0.7 times 0.8 times 0.4 times 0.6 times 0.7 times 0.8 times 0.4 times ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue stress concentration factor is defined as 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 The product of the endurance limits with and without stress concentration All of these 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 The product of the endurance limits with and without stress concentration All of these 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
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