Machine Design Crushing resistance required to crush the rivet per pitch length is n.d.t.σc p.t.σc p.d.σc (p - d) t.σc n.d.t.σc p.t.σc p.d.σc (p - d) t.σc ANSWER DOWNLOAD EXAMIANS APP
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 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is used for power transmission in one direction only? Acme threads Square threads Buttress threads Multiple threads Acme threads Square threads Buttress threads Multiple threads 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 Crown bevel gears Internal bevel gears Mitre gears Angular bevel gears Crown bevel gears Internal bevel gears Mitre gears Angular bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be 3 times more 2 times more 4 times more Same in both cases 3 times more 2 times more 4 times more Same in both cases ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum shear stress theory is used for Brittle materials Plastic materials Nonferrous materials Ductile materials Brittle materials Plastic materials Nonferrous materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
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