Theory of Machine Higher pairs are those which have Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Turning pair Rolling pair Screw pair Spherical pair Turning pair Rolling pair Screw pair Spherical pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The transmissibility, for all values of damping factor, will be less than unity, if ω/ωn is Less than 2 Equal to 2 Equal to 1 Greater than 2 Less than 2 Equal to 2 Equal to 1 Greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A kinematic chain requires at least 4 links and 4 turning pairs 3 links and 4 turning pairs 2 links and 3 turning pairs 5 links and 4 turning pairs 4 links and 4 turning pairs 3 links and 4 turning pairs 2 links and 3 turning pairs 5 links and 4 turning pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relation between the controlling force (Fc) and radius of rotation (r) for a stable spring controlled governor is Fc = ar - b Fc = a/r + b Fc = ar + b Fc = ar Fc = ar - b Fc = a/r + b Fc = ar + b Fc = ar ANSWER DOWNLOAD EXAMIANS APP
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