Machine Design When a close coiled helical spring is compressed, its wire is subjected to Compression Shear Tension All of these Compression Shear Tension All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft coupling should Hold the shafts in perfect alignment Transmit full power of the shaft All of these Be easy to connect or disconnect Hold the shafts in perfect alignment Transmit full power of the shaft All of these Be easy to connect or disconnect 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 log (T₁/T₂) = μθ T₁/T₂ = log μθ T₁/T₂ = μθ T₁/T₂ =eμθ log (T₁/T₂) = μθ T₁/T₂ = log μθ T₁/T₂ = μθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design Wahl's stress factor __________ very rapidly as the spring index decreases. Remain same Increases Decreases None of these Remain same Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The application of third type levers is found in Lever of a loaded safety valve Handle of a hand pump A pair of tongs Hand wheel of a punching press Lever of a loaded safety valve Handle of a hand pump A pair of tongs Hand wheel of a punching press ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Decreases Increases Remains unchanged None of these Decreases Increases Remains unchanged None of these ANSWER DOWNLOAD EXAMIANS APP
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