Theory of Machine Which of the following is an open pair? Cam and follower Ball and socket joint Lead screw and nut Journal bearing Cam and follower Ball and socket joint Lead screw and nut Journal bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has an attached disc at the centre of its length. The disc has its centre of gravity located at a distance of 2 mm from the axis of the shaft. When the shaft is allowed to vibrate in its natural bow-shaped mode, it has a frequency of vibration of 10 rad/s. When the shaft is rotated at 300 r.p.m., it will whirl with a radius of 2.22 mm 2 mm 3.0 mm 2.50 mm 2.22 mm 2 mm 3.0 mm 2.50 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The gear train usually employed in clocks is a Reverted gear train Differential gear Simple gear train Sun and planet gear Reverted gear train Differential gear Simple gear train Sun and planet gear 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 distance between fixed pivots of crank and followers is Slightly more than 95 mm Slightly less than 95 mm 45 mm 95 mm Slightly more than 95 mm Slightly less than 95 mm 45 mm 95 mm 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. None of the listed here Smaller OR Larger Smaller Larger None of the listed here Smaller OR Larger Smaller Larger ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves downwards, the governor speed First increases and then decreases Decreases Increases Remain unaffected First increases and then decreases Decreases Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
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