Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 3π Hz 6π Hz 6 Hz 3 Hz 3π Hz 6π Hz 6 Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The method of obtaining different mechanisms by fixing in turn different links in a kinematic chain, is known as Structure Machine Inversion Compound mechanism Structure Machine Inversion Compound mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The gear train usually employed in clocks is a Differential gear Reverted gear train Simple gear train Sun and planet gear Differential gear Reverted gear train Simple gear train Sun and planet gear ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In elliptical trammels Two pairs turning and two pairs sliding One pair turning and three pairs sliding All four pairs are turning Three pairs turning and one pair sliding Two pairs turning and two pairs sliding One pair turning and three pairs sliding All four pairs are turning Three pairs turning and one pair sliding 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 tan(φ + α) T = W.r tanφ T = W.r tanα T = W.r tan(φ - α) T = W.r tan(φ + α) T = W.r tanφ T = W.r tanα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mass of 1 kg is attached to the end of a spring with a stiffness of 0.7 N/mm. The critical damping coefficient of this system is 529.2 N-s/m 1.4 N-s/m 18.52 N-s/m 52.92 N-s/m 529.2 N-s/m 1.4 N-s/m 18.52 N-s/m 52.92 N-s/m ANSWER DOWNLOAD EXAMIANS APP