Machine Design The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod) 1.2 d d 0.8 d 0.5 d 1.2 d d 0.8 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have High efficiency Strong teeth Low efficiency Very fine threads High efficiency Strong teeth Low efficiency Very fine threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are provided with a cage To prevent the lubricant from flowing out To reduce friction To maintain the balls at a fixed distance apart To facilitate slipping of balls To prevent the lubricant from flowing out To reduce friction To maintain the balls at a fixed distance apart To facilitate slipping of balls ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given byWhere m = mass of belt per meter (kg/m)v = belt velocity (m/s)f = coefficient of frictiona = 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 The bearings of heavy series have capacity __________ over the medium series. 30 to 40% 40 to 50% 20 to 30% 10 to 20% 30 to 40% 40 to 50% 20 to 30% 10 to 20% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a material which enables it to be drawn into wires with the application of a tensile force, is called Elasticity Ductility Malleability Plasticity Elasticity Ductility Malleability Plasticity ANSWER DOWNLOAD EXAMIANS APP
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