Machine Design In worm gears, the pressure angle is __________ the angle between two inclined faces in axial plane. Thrice None of these Twice Half Thrice None of these Twice Half ANSWER DOWNLOAD EXAMIANS APP
Machine Design In V-belt drive, belt touches Could touch anywhere Both at bottom and sides At bottom At sides only Could touch anywhere Both at bottom and sides At bottom At sides only ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is 50% of yield point Approaches yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Is 50% of yield point Approaches yield point Is just sufficient to hold parts together Is about yield point divided by safety factor ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a band and block brake, the ratio of tensions on the tight and slack sides of band is given by (where μ = Coefficient of friction between the blocks and the drum, θ = Semi-angle of each block subtending at the centre of drum, and n = Number of blocks) T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = μθ × n T₁/T₂ = (μθ)n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = μθ × n T₁/T₂ = (μθ)n ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resultant axial load on a bolt depends upon Initial tension due to tightening of the bolt Relative elastic yielding of the bolt and the connected members External load applied All of these Initial tension due to tightening of the bolt Relative elastic yielding of the bolt and the connected members External load applied All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston rod of a steam engine is usually connected to the cross-head by means of Universal joint Bolted joint Knuckle joint Cotter joint Universal joint Bolted joint Knuckle joint Cotter joint ANSWER DOWNLOAD EXAMIANS APP
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