Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. Effective Largest None of these Smallest Effective Largest None of these Smallest ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if the Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is equal to helix angle Friction angle is more than helix angle Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is equal to helix angle Friction angle is more than helix angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following material has the maximum ductility? Zinc Mild steel Aluminium Copper Zinc Mild steel Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the fulcrum is in between the load and effort, the lever is said to be of Second type Any one of these Third type First type Second type Any one of these Third type First type ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (4WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for single helical gears ranges from 10° to 15° 20° to 35° 15° to 20° 35° to 50° 10° to 15° 20° to 35° 15° to 20° 35° to 50° ANSWER DOWNLOAD EXAMIANS APP
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