Machine Design An alien bolt is Self locking bolt Used in high speed components Same as stud Provided with hexagonal depression in head Self locking bolt Used in high speed components Same as stud Provided with hexagonal depression in head ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key way lowers The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Brinell Vickers None of these Rockwell Brinell Vickers None of these Rockwell 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) (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (2WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Wire ropes as compared to cotton ropes Are lighter in weight Offer silent operation Can withstand shock loads All of these Are lighter in weight Offer silent operation Can withstand shock loads All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The smallest diameter of an external or internal screw thread is known as Major diameter Pitch diameter None of these Minor diameter Major diameter Pitch diameter None of these Minor diameter ANSWER DOWNLOAD EXAMIANS APP
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