Machine Design The ratio of endurance limit in shear to the endurance limit in flexure is 0.33 0.4 0.5 0.55 0.33 0.4 0.5 0.55 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (2WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K 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 = [(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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston pin bearings in heavy duty diesel engines are Cylindrical roller bearings Needle roller bearings Tapered roller bearings Spherical roller bearings Cylindrical roller bearings Needle roller bearings Tapered roller bearings Spherical roller bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Joining thick cylinders Calculating stresses in thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders Joining thick cylinders Calculating stresses in thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following pipe joints would be suitable for pipes carrying steam? Flanged Bell and spigot Threaded Expansion Flanged Bell and spigot Threaded Expansion ANSWER DOWNLOAD EXAMIANS APP