Machine Design For hardening alloy steels and high speed steels, they are heated to 700 to 900°C 1300 to 1500°C 1100 to 1300°C 500 to 600°C 700 to 900°C 1300 to 1500°C 1100 to 1300°C 500 to 600°C ANSWER DOWNLOAD EXAMIANS APP
Machine Design While designing a screw in a screw jack against buckling failure, the end conditions for the screw are taken as One end fixed and the other end free Both the ends fixed Both the ends hinged One end fixed and the other end hinged One end fixed and the other end free Both the ends fixed Both the ends hinged One end fixed and the other end hinged ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston rod of a steam engine is usually connected to the cross-head by means of Bolted joint Universal joint Knuckle joint Cotter joint Bolted joint Universal joint Knuckle joint Cotter joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in the belt Increases the power transmitted Is equal to maximum tension on the belt Has no effect on the power transmitted Decreases the power transmitted Increases the power transmitted Is equal to maximum tension on the belt Has no effect on the power transmitted Decreases the power transmitted ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient of friction, and θ = Semi-block angle) 2μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial cams, the follower moves In a direction parallel to the cam axis In any direction irrespective of cam axis Along the cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis In any direction irrespective of cam axis Along the cam axis In a direction perpendicular to the cam axis ANSWER DOWNLOAD EXAMIANS APP
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