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) (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following has threads at both ends? Bolt Stud None of these Tap bolt Bolt Stud None of these Tap bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The material generally used for aircraft components is Mild steel Stainless steel High speed steel Aluminium Mild steel Stainless steel High speed steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and the bottom of which is shaped to fit the curved surface of the shaft, is known as, Hollow key Hollow saddle key None of these Soft key Hollow key Hollow saddle key None of these Soft key ANSWER DOWNLOAD EXAMIANS APP
Machine Design In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because Belts are available in sets New and old belts will cause vibrations Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life Belts are available in sets New and old belts will cause vibrations Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life ANSWER DOWNLOAD EXAMIANS APP
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