Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to 6/ (6 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) 3/ (3 + v) 6/ (6 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) 3/ (3 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Slenderness ratio is the ratio of Maximum size of column to minimum size of column Effective length of column to least radius of gyration of the column Width of column to depth of column Effective length of column to width of column Maximum size of column to minimum size of column Effective length of column to least radius of gyration of the column Width of column to depth of column Effective length of column to width of column ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cap screws are Provided with detachable caps Slotted for a screw driver and generally used with a nut Used to prevent relative motion between parts Similar to small size tap bolts except that a greater variety of shapes of heads are available Provided with detachable caps Slotted for a screw driver and generally used with a nut Used to prevent relative motion between parts Similar to small size tap bolts except that a greater variety of shapes of heads are available ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to 8W/9 W/2 2W/3 W/9 8W/9 W/2 2W/3 W/9 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/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) μ sinθ/(2θ + sin 2θ) 2μ sinθ/(θ + sinθ) 4μ sinθ/(θ + sinθ) 4μ sinθ/(2θ + sin 2θ) μ sinθ/(2θ + sin 2θ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In V-belt drive, belt touches Could touch anywhere At sides only Both at bottom and sides At bottom Could touch anywhere At sides only Both at bottom and sides At bottom ANSWER DOWNLOAD EXAMIANS APP
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