Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.8 0.6 0.2 0.4 0.8 0.6 0.2 0.4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called Maximum fluctuation of speed Fluctuation of speed None of these Coefficient of fluctuation of speed Maximum fluctuation of speed Fluctuation of speed None of these Coefficient of fluctuation of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Always variable Dependent on the size of gears Dependent on the size of teeth Always constant Always variable Dependent on the size of gears Dependent on the size of teeth Always constant 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 95 mm 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 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a coupling rod of a locomotive, each of the four pairs is a ________ pair. Sliding Rolling Screw Turning Sliding Rolling Screw Turning ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The cam follower generally used in aircraft engines is Flat faced follower Spherical faced follower Knife edge follower Roller follower Flat faced follower Spherical faced follower Knife edge follower Roller follower ANSWER DOWNLOAD EXAMIANS APP
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