Machine Design Which of the following screw thread is used for power transmission in one direction only? Acme threads Square threads Multiple threads Buttress threads Acme threads Square threads Multiple threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In thrust bearings, the load acts In any direction Parallel to the axis of rotation Perpendicular to the axis of rotation Along the axis of rotation In any direction Parallel to the axis of rotation Perpendicular to the axis of rotation Along the axis of rotation ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. Half Thrice None of these Twice Half Thrice None of these Twice ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of a boiler plate are bevelled to an angle of 60° 45° 30° 80° 60° 45° 30° 80° 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 = log μθ log (T₁/T₂) = μθ T₁/T₂ = μθ T₁/T₂ =eμθ T₁/T₂ = log μθ log (T₁/T₂) = μθ T₁/T₂ = μθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design A feather key is generally Loose in shaft and tight in hub Loose in both shaft and hub Tight in shaft and loose in hub Tight in both shaft and hub Loose in shaft and tight in hub Loose in both shaft and hub Tight in shaft and loose in hub Tight in both shaft and hub ANSWER DOWNLOAD EXAMIANS APP