Machine Design Screws used for power transmission should have High efficiency Very fine threads Low efficiency Strong teeth High efficiency Very fine threads Low efficiency Strong teeth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A transmission shaft includes Over head shaft Counter shaft Line shaft All of these Over head shaft Counter shaft Line shaft All 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 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Creep in belt is due to Uneven extensions and contractions due to varying tension All of these Material of the belt Material of the pulley Uneven extensions and contractions due to varying tension All of these Material of the belt Material of the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called Plasticity Elasticity Malleability Ductility Plasticity Elasticity Malleability Ductility ANSWER DOWNLOAD EXAMIANS APP
Machine Design Guest's theory is used for Brittle materials Plastic materials Elastic materials Ductile materials Brittle materials Plastic materials Elastic materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
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