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 = eᶠα (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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 30-50 m/s 1-3 m/s 15-30 m/s 3-15 m/s 30-50 m/s 1-3 m/s 15-30 m/s 3-15 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bearings of heavy series have capacity __________ over the medium series. 30 to 40% 20 to 30% 40 to 50% 10 to 20% 30 to 40% 20 to 30% 40 to 50% 10 to 20% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket) p = D sin (90°/T) p = D sin (360°/T) p = D sin (120°/T) p = D sin (180°/T) p = D sin (90°/T) p = D sin (360°/T) p = D sin (120°/T) p = D sin (180°/T) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tube has the following advantage over pipe All of these Smoother inside walls Lighter and easier to handle Greater shock absorption All of these Smoother inside walls Lighter and easier to handle Greater shock absorption ANSWER DOWNLOAD EXAMIANS APP
Machine Design A localized compressive stress at the area of contact between two members is known as Bending stress Bearing stress Tensile stress Shear stress Bending stress Bearing stress Tensile stress Shear stress ANSWER DOWNLOAD EXAMIANS APP
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