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 3/ (3 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) 6/ (6 + v) 3/ (3 + v) 0.75/ (0.75 + √v) 4.5/ (4.5 + v) 6/ (6 + v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The suitable material for belt used in flour mill is Leather Rubber Balata gum Canvas or cotton duck Leather Rubber Balata gum Canvas or cotton duck ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in static loading is more serious in Depends on other factors Equally serious in both cases Brittle materials Ductile materials Depends on other factors Equally serious in both cases Brittle materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Gib-head key Wood ruff key Feather key Flat saddle key Gib-head key Wood ruff key Feather key Flat saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design A coupling used to connect two perfectly aligned shafts, is Muff coupling Flange coupling Compression coupling All of these Muff coupling Flange coupling Compression coupling All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Set screws are Slotted for a screw driver and generally used with a nut Used to prevent relative motion between parts Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Slotted for a screw driver and generally used with a nut Used to prevent relative motion between parts Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available ANSWER DOWNLOAD EXAMIANS APP
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