Machine Design Coaxing is the procedure of increasing Metal hardness by surface treatment Fatigue limit by over-stressing the metal by successively increasing loadings Metal resistance to corrosion by coating Metal strength by cycling Metal hardness by surface treatment Fatigue limit by over-stressing the metal by successively increasing loadings Metal resistance to corrosion by coating Metal strength by cycling ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in belts Increases the power transmitted Increases the belt tension without increasing power transmission Increase the wrap angle Decreases the power transmitted Increases the power transmitted Increases the belt tension without increasing power transmission Increase the wrap angle Decreases the power transmitted ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key way lowers The rigidity of the shaft Both the strength and rigidity of the shaft The strength of the shaft The ductility of the shaft The rigidity of the shaft Both the strength and rigidity of the shaft The strength of the shaft The ductility of the shaft 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 = [(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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Rankine Gordon formula for buckling is valid for Short column Short and long column Long column Very long column Short column Short and long column Long column Very long column ANSWER DOWNLOAD EXAMIANS APP
Machine Design A steel containing up to 0.15% carbon is known as Mild steel Dead mild steel Medium carbon steel High carbon steel Mild steel Dead mild steel Medium carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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