Theory of Machine Flexible coupling is used because It prevents shock transmission and eliminates stress reversals It is easy to disassemble It is easy to engage and disengage It transmits shocks gradually It prevents shock transmission and eliminates stress reversals It is easy to disassemble It is easy to engage and disengage It transmits shocks gradually ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration. Larger Smaller OR Larger None of the listed here Smaller Larger Smaller OR Larger None of the listed here Smaller ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the main valve is driven by an eccentric having an angle of advance from 25°-30° 30°-40° 15°-25° 10°-15° 25°-30° 30°-40° 15°-25° 10°-15° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a four-bar chain it is required to give an oscillatory motion to the follower for a continuous rotation of the crank. For the lengths of 50 mm of crank and 70 mm of the follower, determine theoretical maximum length of coupler. The minimum length of the coupler will be 95 mm 45 mm Slightly less than 45 mm Slightly more than 45 mm 95 mm 45 mm Slightly less than 45 mm Slightly more than 45 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a double slider crank chain? Scotch yoke mechanism Elliptical trammel Oldham's coupling All of these Scotch yoke mechanism Elliptical trammel Oldham's coupling All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of lower pair is Shaft revolving in a bearing All of these Straight line motion mechanisms Automobile steering gear Shaft revolving in a bearing All of these Straight line motion mechanisms Automobile steering gear ANSWER DOWNLOAD EXAMIANS APP