Machine Design The helix angle for double helical gears may be made up to 90° 60° 45° 75° 90° 60° 45° 75° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of the pulley for rope drive is usually 60° 35° 45° 20° 60° 35° 45° 20° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are Thin lubricated bearings None of these Hydrodynamic bearings Sleeve bearings Thin lubricated bearings None of these Hydrodynamic bearings Sleeve bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design The angle of twist of shaft is Directly proportional to (shaft diameter)⁴ Directly proportional to (shaft diameter)² Inversely proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)² Directly proportional to (shaft diameter)⁴ Directly proportional to (shaft diameter)² Inversely proportional to (shaft diameter)⁴ Inversely proportional to (shaft diameter)² 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 =eμθ T₁/T₂ = μθ log (T₁/T₂) = μθ T₁/T₂ = log μθ T₁/T₂ =eμθ T₁/T₂ = μθ log (T₁/T₂) = μθ T₁/T₂ = log μθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the assembly of pulley, key and shaft All the three are designed for equal strength Pulley is made the weakest Key is made the weakest Key is made the strongest All the three are designed for equal strength Pulley is made the weakest Key is made the weakest Key is made the strongest ANSWER DOWNLOAD EXAMIANS APP
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