Machine Design When a close coiled helical spring is compressed, its wire is subjected to All of these Tension Compression Shear All of these Tension Compression Shear 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) (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to Dynamic loading Completely reversed loading Static loading Combined static and dynamic loading Dynamic loading Completely reversed loading Static loading Combined static and dynamic loading ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to Introduce mechanical flexibility All of these Introduce protection against over loads Reduce the transmission of shock loads Introduce mechanical flexibility All of these Introduce protection against over loads Reduce the transmission of shock loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2 d 1.2 d 1.6 d 2.5 d 2 d 1.2 d 1.6 d 2.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is Half the angle between two inclined faces in axial plane None of these The angle between the tangent to the pitch helix and the plane of rotation The angle between the tangent to the pitch helix and an element of the cylinder Half the angle between two inclined faces in axial plane None of these The angle between the tangent to the pitch helix and the plane of rotation The angle between the tangent to the pitch helix and an element of the cylinder ANSWER DOWNLOAD EXAMIANS APP
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