Machine Design The railway carriage couplings have Knuckle threads Square threads Acme threads Buttress threads Knuckle threads Square threads Acme threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be 12 kN/m 30 kN/m 6 kN/m 24 kN/m 12 kN/m 30 kN/m 6 kN/m 24 kN/m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by All of these Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction Increasing wrap angle by using idler pulley All of these Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction Increasing wrap angle by using idler pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is 420 to 450 300 to 320 340 to 360 More than 400 420 to 450 300 to 320 340 to 360 More than 400 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound belt drive is used when None of these 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 None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strap end of a connecting rod of steam engine is joined by Sleeve and cotter joint Knuckle joint Gib of cotter joint Spigot socket cotter joint Sleeve and cotter joint Knuckle joint Gib of cotter joint Spigot socket cotter joint ANSWER DOWNLOAD EXAMIANS APP