Machine Design For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be 10 6 4 8 10 6 4 8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/6 d/2 d/4 d/8 d/6 d/2 d/4 d/8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Residual stress in materials Acts when external load is applied Is always harmful Becomes zero when external load is removed Is independent of external loads Acts when external load is applied Is always harmful Becomes zero when external load is removed Is independent of external loads 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 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα P1 / P2 = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis equation is applied To stronger of the pinion or gear Only to the gear To weaker of the pinion or gear Only to the pinion To stronger of the pinion or gear Only to the gear To weaker of the pinion or gear Only to the pinion ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to Ensure uniform loading Reduce slip Reduce vibration Ensure proper alignment Ensure uniform loading Reduce slip Reduce vibration Ensure proper alignment ANSWER DOWNLOAD EXAMIANS APP
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