Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Depends on heat treatment carried out Remain same Decreases markedly Increases markedly Depends on heat treatment carried out Remain same Decreases markedly Increases markedly ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the assembly of pulley, key and shaft All the three are designed for equal strength Key is made the weakest Pulley is made the weakest Key is made the strongest All the three are designed for equal strength Key is made the weakest Pulley is made the weakest Key is made the strongest ANSWER DOWNLOAD EXAMIANS APP
Machine Design In unilateral system of tolerance, the tolerance is allowed on One side of the actual size Both sides of the nominal size One side of the nominal size Both sides of the actual size One side of the actual size Both sides of the nominal size One side of the nominal size Both sides of the actual size ANSWER DOWNLOAD EXAMIANS APP
Machine Design A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole) Between 20d and 30d Less than 20d Equal to inside diameter of pipe Greater than 30d Between 20d and 30d Less than 20d Equal to inside diameter of pipe Greater than 30d ANSWER DOWNLOAD EXAMIANS APP
Machine Design 18/8 steel contains 18% nickel and 8% vanadium 18% vanadium and 8% nickel 18% nickel and 8% chromium 18% chromium and 8% nickel 18% nickel and 8% vanadium 18% vanadium and 8% nickel 18% nickel and 8% chromium 18% chromium and 8% nickel 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) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) μ sinθ/(2θ + sin 2θ) 4μ sinθ/(θ + sinθ) ANSWER DOWNLOAD EXAMIANS APP
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