Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to 4.5/ (4.5 + v) 6/ (6 + v) 0.75/ (0.75 + √v) 3/ (3 + v) 4.5/ (4.5 + v) 6/ (6 + v) 0.75/ (0.75 + √v) 3/ (3 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The following type of nut is used with alien bolt Any one of the above Slotted nut Castle nut Hexagonal nut Any one of the above Slotted nut Castle nut Hexagonal nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 90 120 100 60 90 120 100 60 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is not correct procedure to increase the fatigue limit? Cold working Shot peening Surface decarburisation Under stressing Cold working Shot peening Surface decarburisation Under stressing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resistance to fatigue of a material is measured by Endurance limit Elastic limit Young's modulus Ultimate tensile strength Endurance limit Elastic limit Young's modulus Ultimate tensile strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as Internal bevel gears Crown bevel gears Mitre gears Angular bevel gears Internal bevel gears Crown bevel gears Mitre gears Angular bevel gears ANSWER DOWNLOAD EXAMIANS APP
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