Machine Design The pitch of threads on a Jock nut in comparison to pitch of nut is Finer Very fine Coarser Same Finer Very fine Coarser Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which one of the following is a positive drive? Crossed flat belt drive Rope drive Chain drive V-belt drive Crossed flat belt drive Rope drive Chain drive V-belt drive ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts of the same length and material are joined in series. If the ratio of their diameters is 2, then the ratio of their angles of twist will be 8 4 16 2 8 4 16 2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The cracks in helical springs used in railway carriages usually start on the inner side of the coil because of the fact that It has a lower curvature than the outer side It is subjected to a higher stress than the outer side It is subjected to a higher cyclic loading than the outer side It is more stretched than the outer side during the manufacturing process It has a lower curvature than the outer side It is subjected to a higher stress than the outer side It is subjected to a higher cyclic loading than the outer side It is more stretched than the outer side during the manufacturing process ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ 2 τ τ/2 4 τ τ 2 τ τ/2 4 τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design For high speed engines, the cam follower should move with Simple harmonic motion Uniform acceleration and retardation Uniform velocity Cycloidal motion Simple harmonic motion Uniform acceleration and retardation Uniform velocity Cycloidal motion ANSWER DOWNLOAD EXAMIANS APP
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