Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/2 d/6 d/8 d/4 d/2 d/6 d/8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of driving tensions for flat belts, neglecting centrifugal tension, is (where T₁, and T₂ = Tensions on the tight and slack sides of belt respectively, μ = Coefficient of friction, between the belt and pulley, and θ = Angle of contact) T₁/T₂ = log μθ log (T₁/T₂) = μθ T₁/T₂ =eμθ T₁/T₂ = μθ T₁/T₂ = log μθ log (T₁/T₂) = μθ T₁/T₂ =eμθ T₁/T₂ = μθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design In static loading, stress concentration is more serious in Brittle as well as ductile materials Brittle materials Ductile materials Elastic materials Brittle as well as ductile materials Brittle materials Ductile materials Elastic materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (according to Barth) will be equal to (Where, Pc is centrifugal tension) [(√P1 + √P2)/2]² P1 + P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂× (P1 + P2) [(√P1 + √P2)/2]² P1 + P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂× (P1 + P2) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A locking device extensively used in automobile industry is a Ring nut Castle nut Jam nut Sawn nut Ring nut Castle nut Jam nut Sawn nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be 2εc + εl εc² + εl εc + εl² εc + 2εl 2εc + εl εc² + εl εc + εl² εc + 2εl ANSWER DOWNLOAD EXAMIANS APP
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