Machine Design When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is 0.2 0.65 0.35 0.5 0.2 0.65 0.35 0.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A crankshaft is a __________ shaft. Transmission None of these Machine Machine frame Transmission None of these Machine Machine frame ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are Thin lubricated bearings Sleeve bearings Hydrodynamic bearings None of these Thin lubricated bearings Sleeve bearings Hydrodynamic bearings None of these 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 - 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 In a hydrodynamic lubricated bearing There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a journal bearing, the load on the bearing is __________ to the axis of the journal. Perpendicular Both A and B None of these Parallel Perpendicular Both A and B None of these Parallel ANSWER DOWNLOAD EXAMIANS APP
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