Machine Design The material commonly used for machine tool bodies is Brass Aluminium Mild steel Cast iron Brass Aluminium Mild steel Cast iron 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 (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centre distance between two meshing involute gears is equal to Sum of pitch circle radii/cosφ Difference of base circle radii/cosφ Difference of pitch circle radii/cosφ Sum of base circle radii/cosφ Sum of pitch circle radii/cosφ Difference of base circle radii/cosφ Difference of pitch circle radii/cosφ Sum of base circle radii/cosφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails Below the elastic limit At the yield point Below the yield point At the elastic limit Below the elastic limit At the yield point Below the yield point At the elastic limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design Aircraft body is usually fabricated by Welding Riveting Pre-casting Casting Welding Riveting Pre-casting Casting ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length) (π/4) d² × τ × n 2 × (π/4) d² × τ × n 3 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 2 × (π/4) d² × τ × n 3 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n ANSWER DOWNLOAD EXAMIANS APP
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