Machine Design Which is positive drive? Timing belt Flat belt drive Crossed belt drive V belt drive Timing belt Flat belt drive Crossed belt drive V belt drive ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double fillet welded joint with parallel fillet weld of length 'l' and leg 's' is subjected to a tensile force 'P'. Assuming uniform stress distribution, the shear stress in the weld is given by √2P/s.l 2P/s.l P/2.s.l P/√2.s.l √2P/s.l 2P/s.l P/2.s.l P/√2.s.l ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is 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 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centre distance between two meshing involute gears is equal to Difference of pitch circle radii/cosφ Sum of base circle radii/cosφ Difference of base circle radii/cosφ Sum of pitch circle radii/cosφ Difference of pitch circle radii/cosφ Sum of base circle radii/cosφ Difference of base circle radii/cosφ Sum of pitch circle radii/cosφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are provided with a cage To reduce friction To facilitate slipping of balls To maintain the balls at a fixed distance apart To prevent the lubricant from flowing out To reduce friction To facilitate slipping of balls To maintain the balls at a fixed distance apart To prevent the lubricant from flowing out ANSWER DOWNLOAD EXAMIANS APP
Machine Design A fast and loose pulley drive is used when Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions ANSWER DOWNLOAD EXAMIANS APP