Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l + 1 l - 2 l - 1 l l + 1 l - 2 l - 1 l ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m).(dx/dt) + (s/m).x = 0, if the roots of the equation are __________ then the system will be under damped. Complex conjugate Equal Real None of these Complex conjugate Equal Real None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 2 4 3 5 2 4 3 5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factional torque for square thread at the mean radius r while raising load W is given by T = W.r tan(φ + α) T = W.r tanα T = W.r tanφ T = W.r tan(φ - α) T = W.r tan(φ + α) T = W.r tanα T = W.r tanφ T = W.r tan(φ - α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a All of these Motion of a square bar in a square hole Motion of a shaft with collars at each end in a circular hole Motion of a piston in the cylinder of a steam engine All of these Motion of a square bar in a square hole Motion of a shaft with collars at each end in a circular hole Motion of a piston in the cylinder of a steam engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a mechanism, the fixed instantaneous centers are those centers which Vary with the configuration of the mechanism Moves as the mechanism moves, but joints are of permanent nature Remain in the same place for all configurations of the mechanism None of the listed here Vary with the configuration of the mechanism Moves as the mechanism moves, but joints are of permanent nature Remain in the same place for all configurations of the mechanism None of the listed here ANSWER DOWNLOAD EXAMIANS APP