Machine Design A screw is said to be a self locking screw, if its efficiency is Less than 50% None of these Equal to 50% More than 50% Less than 50% None of these Equal to 50% More than 50% ANSWER DOWNLOAD EXAMIANS APP
Machine Design Buttress threads are usually found on Spindles of bench vices Feed mechanisms Railway carriage couplings Screw cutting lathes Spindles of bench vices Feed mechanisms Railway carriage couplings Screw cutting lathes ANSWER DOWNLOAD EXAMIANS APP
Machine Design The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod) 1.2 d 0.5 d d 0.8 d 1.2 d 0.5 d d 0.8 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum shear stress theory Maximum principal stress theory Maximum distortion energy theory Maximum strain energy theory Maximum shear stress theory Maximum principal stress theory Maximum distortion energy theory Maximum strain energy theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch angle of the Izod impact test specimen is 20° 10° 30° 45° 20° 10° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a square key made of mild steel, the shear and crushing strength are related as Shear strength is less than crushing strength None of these Shear strength is greater than crushing strength Shear strength is equal to crushing strength Shear strength is less than crushing strength None of these Shear strength is greater than crushing strength Shear strength is equal to crushing strength ANSWER DOWNLOAD EXAMIANS APP
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