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 0.2 0.4 0.6 0.8 0.2 0.4 0.6 0.8 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a single slider crank chain? Oscillating cylinder engine Pendulum pump Rotary internal combustion engine All of these Oscillating cylinder engine Pendulum pump Rotary internal combustion engine All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The swaying couple is due to the Two cylinders of locomotive Secondary unbalanced force Primary unbalanced force Partial balancing Two cylinders of locomotive Secondary unbalanced force Primary unbalanced force Partial balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing with assumption of uniform pressure is _________ as compared to uniform wear. None of the listed here Same Less More None of the listed here Same Less More ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The contact ratio is given by (Length of the path of approach)/(Circular pitch) (Length of the arc of contact)/(Circular pitch) (Length of path of recess)/(Circular pitch) (Length of the arc of approach)/cosφ (Length of the path of approach)/(Circular pitch) (Length of the arc of contact)/(Circular pitch) (Length of path of recess)/(Circular pitch) (Length of the arc of approach)/cosφ 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 Slightly more than 45 mm 95 mm 45 mm Slightly less than 45 mm Slightly more than 45 mm 95 mm 45 mm Slightly less than 45 mm ANSWER DOWNLOAD EXAMIANS APP
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