Machine Design The ball bearings are provided with a cage To prevent the lubricant from flowing out To facilitate slipping of balls To reduce friction To maintain the balls at a fixed distance apart To prevent the lubricant from flowing out To facilitate slipping of balls To reduce friction To maintain the balls at a fixed distance apart ANSWER DOWNLOAD EXAMIANS APP
Machine Design Guest's theory is used for Ductile materials Brittle materials Elastic materials Plastic materials Ductile materials Brittle materials Elastic materials Plastic materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The plasticity is the property of a material which enables it to Retain deformation produced under load permanently Draw into wires by the application of a tensile force Regain its original shape after deformation when the external forces are removed Resist fracture due to high impact loads Retain deformation produced under load permanently Draw into wires by the application of a tensile force Regain its original shape after deformation when the external forces are removed Resist fracture due to high impact loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt All of these Increasing wrap angle by using idler pulley Dressing the belt to increase the coefficient of friction Increasing the initial tension in the belt All of these Increasing wrap angle by using idler pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design For hardening alloy steels and high speed steels, they are heated to 700 to 900°C 500 to 600°C 1300 to 1500°C 1100 to 1300°C 700 to 900°C 500 to 600°C 1300 to 1500°C 1100 to 1300°C 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 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n 3 × (π/4) d² × τ × n 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n (π/4) d² × τ × n ANSWER DOWNLOAD EXAMIANS APP
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