Machine Design For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be 10 6 4 8 10 6 4 8 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 = μθ × n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = (μθ)n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = μθ × n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = (μθ)n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is Equal to 50% More than 50% Less than 50% None of these Equal to 50% More than 50% Less than 50% None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is 50% of yield point Is about yield point divided by safety factor Is just sufficient to hold parts together Approaches yield point Is 50% of yield point Is about yield point divided by safety factor Is just sufficient to hold parts together Approaches yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two helical springs of equal lengths are arranged to form a cluster spring, then Only A is correct Shear stress in each spring will be equal Load taken by each spring will be half the total load Both A and B is correct Only A is correct Shear stress in each spring will be equal Load taken by each spring will be half the total load Both A and B is correct ANSWER DOWNLOAD EXAMIANS APP
Machine Design The yield point in static loading is __________ as compared to fatigue loading. Same Higher None of these Lower Same Higher None of these Lower ANSWER DOWNLOAD EXAMIANS APP
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