Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Obtain variable moment of inertia (I) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Have variable bending moment (M) in each leaf Obtain variable moment of inertia (I) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Have variable bending moment (M) in each leaf 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) (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design If b denotes the face width and L denotes the cone distance for a bevel gear, then the bevel factor is written as 1 - (b/L) b/L 1 - 2 b.L b/2L 1 - (b/L) b/L 1 - 2 b.L b/2L ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, a Grey cast iron designated by 'FG 200' means that the Maximum shear strength is 200 N/mm² Maximum compressive strength is 200 N/mm² Minimum tensile strength is 200 N/mm² Carbon content is 2% Maximum shear strength is 200 N/mm² Maximum compressive strength is 200 N/mm² Minimum tensile strength is 200 N/mm² Carbon content is 2% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 90° - φ 45° - φ/2 45° - φ 45° + φ/2 90° - φ 45° - φ/2 45° - φ 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Soderberg relation is based on __________ of the material whereas all other failure relation for dynamic loading are based on ultimate strength of the material. Yield strength Elastic strength None of these Shear strength Yield strength Elastic strength None of these Shear strength ANSWER DOWNLOAD EXAMIANS APP
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