Machine Design A coupling used to connect two perfectly aligned shafts, is All of these Muff coupling Compression coupling Flange coupling All of these Muff coupling Compression coupling Flange coupling ANSWER DOWNLOAD EXAMIANS APP
Machine Design The spring mostly used in gramophones is Volute spring Flat spiral spring Helical spring Conical spring Volute spring Flat spiral spring Helical spring Conical spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of first type, the mechanical advantage is ________ one. More than Less than None of these Equal to More than Less than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Machine Design Creep in belt is due to Uneven extensions and contractions due to varying tension Material of the belt Material of the pulley All of these Uneven extensions and contractions due to varying tension Material of the belt Material of the pulley 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 / P2 = eᶠα 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, total numbers of tolerance grades are 12 8 18 20 12 8 18 20 ANSWER DOWNLOAD EXAMIANS APP
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