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) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(θ + sinθ) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(θ + sinθ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to (1/2) × [M + √(M² + T²)] √(M² + T²) M + √(M² + T²) (1/2) × √(M² + T²) (1/2) × [M + √(M² + T²)] √(M² + T²) M + √(M² + T²) (1/2) × √(M² + T²) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Antifriction bearings are None of these Hydrodynamic bearings Thin lubricated bearings Sleeve bearings None of these Hydrodynamic bearings Thin lubricated bearings Sleeve bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following cotter joint will be used to connect strap end of a connecting rod? Spigot and socket cotter joint Sleeve and cotter joint Gib and cotter joint Any one of these Spigot and socket cotter joint Sleeve and cotter joint Gib and cotter joint Any one of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key capable of tilting in a recess milled out in a shaft is known as Hollow saddle key Feather key Flat saddle key Woodruff key Hollow saddle key Feather key Flat saddle key Woodruff key ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bolt is very yielding as compared to the connected members, then the resultant load on the bolt will be equal to the Initial tension External load applied Initial tension or external load, whichever is greater Sum of the initial tension and external load applied Initial tension External load applied Initial tension or external load, whichever is greater Sum of the initial tension and external load applied ANSWER DOWNLOAD EXAMIANS APP
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