Machine Design The helix angle for double helical gears may be made up to 90° 75° 60° 45° 90° 75° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Machine Design For same pulley diameters, center distance, belt speed and belt and pulley materials, Open and crossed belt drives transmit same power Power transmission does not depend upon open and crossed types of constructions Crossed belt drive transmits more power than open belt drive Open belt drive transmits more power than crossed belt drive Open and crossed belt drives transmit same power Power transmission does not depend upon open and crossed types of constructions Crossed belt drive transmits more power than open belt drive Open belt drive transmits more power than crossed belt drive ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue stress concentration factor is defined as The ratio of endurance limit without stress concentration to the endurance limit with stress concentration All of these The product of the endurance limits with and without stress concentration The ratio of endurance limit with stress concentration to the endurance limit without stress concentration The ratio of endurance limit without stress concentration to the endurance limit with stress concentration All of these The product of the endurance limits with and without stress concentration The ratio of endurance limit with stress concentration to the endurance limit without stress concentration ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (3a/b)] σ [1 + (b/2a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design In leaf springs, the longest leaf is known as Master leaf None of these Lower leaf Upper leaf Master leaf None of these Lower leaf Upper leaf ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt of M 24 × 2 means that The pitch of the thread is 24 mm and depth is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm The pitch of the thread is 24 mm and depth is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm ANSWER DOWNLOAD EXAMIANS APP