Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. None of these Smallest Effective Largest None of these Smallest Effective Largest ANSWER DOWNLOAD EXAMIANS APP
Machine Design The arms of the pulleys for flat belt drive have Major axis twice the minor axis Elliptical cross-section All the three characteristics Major axis in plane of rotation Major axis twice the minor axis Elliptical cross-section All the three characteristics Major axis in plane of rotation 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 Angular bevel gears Crown bevel gears Mitre gears Internal bevel gears Angular bevel gears Crown bevel gears Mitre gears Internal bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress in the threaded part of the bolt will be __________ as compared to the shank. Same Higher None of these Lower Same Higher None of these Lower ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing thick cylinders, the equation used is Clavarinos' equation Lame's equation Birnie's equation All of these Clavarinos' equation Lame's equation Birnie's equation All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS