Theory of Machine When the two elements of a pair have __________ when in motion, it is said to a lower pair. Body contact None of these Surface contact Line or point contact Body contact None of these Surface contact Line or point contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the elements of a pair are kept in contact by the action of external forces, the pair is said to be a Force-closed pair Higher pair Lower pair Self-closed pair Force-closed pair Higher pair Lower pair Self-closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO. The acceleration of the piston P with respect to the crank-pin C is given by ω² × CO ω² × NO ω² × QN ω² × CN ω² × CO ω² × NO ω² × QN ω² × CN ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The arrangement is called bevel gearing, when two __________ are connected by gears. Parallel and non-coplanar shafts Intersecting and coplanar shafts Non-intersecting and non-coplanar shafts Parallel and coplanar shafts Parallel and non-coplanar shafts Intersecting and coplanar shafts Non-intersecting and non-coplanar shafts Parallel and coplanar shafts ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Kutzbach criterion for determining the number of degrees of freedom (n) is (where l = number of links, j = number of joints and h = number of higher pairs) n = 2(l - 1) - 3j - h n = 3(l - 1) - 3j - h n = 2(l - 1) - 2j - h n = 3(l - 1) - 2j - h n = 2(l - 1) - 3j - h n = 3(l - 1) - 3j - h n = 2(l - 1) - 2j - h n = 3(l - 1) - 2j - h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The height of a Watt's governor (in meters) is equal to (where N = Speed of the arm and ball about the spindle axis) 8.95/N² 895/N² 8950/N² 89.5/N² 8.95/N² 895/N² 8950/N² 89.5/N² ANSWER DOWNLOAD EXAMIANS APP
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