Machine Design The material commonly used for crane hooks is Cast iron Aluminium Mild steel Wrought iron Cast iron Aluminium Mild steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit of a material with finished surface in comparison to rough surface is Less More or less depending on quantum of load Same More Less More or less depending on quantum of load Same More ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have Very fine threads Strong teeth High efficiency Low efficiency Very fine threads Strong teeth High efficiency Low efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used To obtain variable speeds To produce torque For speed reduction To increase efficiency of system To obtain variable speeds To produce torque For speed reduction To increase efficiency of system ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle for the British standard whitworth thread is 29° 47.5° 60° 55° 29° 47.5° 60° 55° 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) 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS