Machine Design A key way lowers The strength of the shaft Both the strength and rigidity of the shaft The rigidity of the shaft The ductility of the shaft The strength of the shaft Both the strength and rigidity of the shaft The rigidity 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 = [(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 T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n ANSWER DOWNLOAD EXAMIANS APP
Machine Design For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately 0.8 times 0.6 times 0.4 times 0.7 times 0.8 times 0.6 times 0.4 times 0.7 times ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(3m /Pmax) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The function of the washer is to Absorb shocks and vibrations Provide cushioning effect Fill up the axial gap Provide bearing area Absorb shocks and vibrations Provide cushioning effect Fill up the axial gap Provide bearing area ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of the unriveted plate (P) per pitch length is equal to (p - d) t.σt p.d.σt (p - d) σt p.t.σt (p - d) t.σt p.d.σt (p - d) σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
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