Machine Design For general industrial machinery, the ratio of the length of journal to its diameter is taken as 0.5 to 1 3 to 5 5 to 10 1 to 2 0.5 to 1 3 to 5 5 to 10 1 to 2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue stress concentration factor is defined as The product of the endurance limits with and without stress concentration All of these The ratio of endurance limit with stress concentration to the endurance limit without stress concentration The ratio of endurance limit without stress concentration to the endurance limit with stress concentration The product of the endurance limits with and without stress concentration All of these The ratio of endurance limit with stress concentration to the endurance limit without stress concentration The ratio of endurance limit without stress concentration to the endurance limit with stress concentration ANSWER DOWNLOAD EXAMIANS APP
Machine Design If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation 138 d 168 d 124 d 151 d 138 d 168 d 124 d 151 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Aircraft body is usually fabricated by Riveting Casting Welding Pre-casting Riveting Casting Welding Pre-casting ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting centrifugal tension) will be equal to (Where, Pc is centrifugal tension) P1 - P2 ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc P1 - P2 ⅟₂ × (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in cyclic loading is Equally serious in both types of materials Seriousness would depend on other factors Very serious in brittle materials and less serious in ductile materials Very serious in ductile materials and less serious in brittle materials Equally serious in both types of materials Seriousness would depend on other factors Very serious in brittle materials and less serious in ductile materials Very serious in ductile materials and less serious in brittle materials ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS