Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Remain same Decreases markedly Depends on heat treatment carried out Increases markedly Remain same Decreases markedly Depends on heat treatment carried out Increases markedly ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft A taper key which fits in a key way of the hub and is flat on the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced will be 4F/ πd² 16F/ 3πd² 6F/ πd² 8F/ πd² 4F/ πd² 16F/ 3πd² 6F/ πd² 8F/ πd² ANSWER DOWNLOAD EXAMIANS APP
Machine Design A rivet is specified by Type of head Shank diameter Length of rivet Length of tail Type of head Shank diameter Length of rivet Length of tail 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 d 0.5 d 0.8 d 1.2 d d 0.5 d 0.8 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for very accurately cut and ground metallic gears operating at velocities upto __________ are equal to 6/(6 + v). 15 m/s 10 m/s 12.5 m/s 20 m/s 15 m/s 10 m/s 12.5 m/s 20 m/s ANSWER DOWNLOAD EXAMIANS APP