Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is F P F + P F.P F P F + P F.P ANSWER DOWNLOAD EXAMIANS APP
Machine Design Buttress threads are usually found on Feed mechanisms Railway carriage couplings Spindles of bench vices Screw cutting lathes Feed mechanisms Railway carriage couplings Spindles of bench vices Screw cutting lathes ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resultant axial load on a bolt depends on All of these Relative elastic yielding (springness) of the bolt and the connected member External load applied Initial tension All of these Relative elastic yielding (springness) of the bolt and the connected member External load applied Initial tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is The angle between the tangent to the pitch helix and the plane of rotation Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and an element of the cylinder None of these The angle between the tangent to the pitch helix and the plane of rotation Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and an element of the cylinder None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design A fast and loose pulley drive is used when Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged parallel and rotate in the same directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged parallel and rotate in the same directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged at right angles and rotate in one definite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design A type of brake commonly used in motor cars is a Internal expanding brake Band brake Band and block brake Shoe brake Internal expanding brake Band brake Band and block brake Shoe brake ANSWER DOWNLOAD EXAMIANS APP