Machine Design The helix angle for double helical gears may be made up to 90° 60° 45° 75° 90° 60° 45° 75° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The number of slots in a 25 mm castle nut is 6 4 8 2 6 4 8 2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Never be across the threaded portion Be parallel to axis of bolt Be across threaded portion of shank Be normal to threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be across threaded portion of shank Be normal to threaded portion of shank ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of Elastic limit to the yield point Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the working stress Elastic limit to the yield point Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the working stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bolt is very yielding as compared to the connected members, then the resultant load on the bolt will be equal to the Initial tension or external load, whichever is greater Sum of the initial tension and external load applied External load applied Initial tension Initial tension or external load, whichever is greater Sum of the initial tension and external load applied External load applied Initial tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design In Vickers hardness testing, the pyramid indentor apex is 152° 136° 40° 122° 152° 136° 40° 122° ANSWER DOWNLOAD EXAMIANS APP