Machine Design For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately 0.6 times 0.8 times 0.4 times 0.7 times 0.6 times 0.8 times 0.4 times 0.7 times 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 The shear plane in case of bolts should Be across threaded portion of shank Be normal to threaded portion of shank Be parallel to axis of bolt Never be across the threaded portion Be across threaded portion of shank Be normal to threaded portion of shank Be parallel to axis of bolt Never be across the threaded portion ANSWER DOWNLOAD EXAMIANS APP
Machine Design A coupling used to connect two perfectly aligned shafts, is Flange coupling Muff coupling All of these Compression coupling Flange coupling Muff coupling All of these Compression coupling ANSWER DOWNLOAD EXAMIANS APP
Machine Design In radial cams, the follower moves In any direction irrespective of cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis Along the cam axis In any direction irrespective of cam axis In a direction perpendicular to the cam axis In a direction parallel to the cam axis Along the cam axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of the unriveted plate (P) per pitch length is equal to (p - d) t.σt p.t.σt (p - d) σt p.d.σt (p - d) t.σt p.t.σt (p - d) σt p.d.σt ANSWER DOWNLOAD EXAMIANS APP
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