The motion between a pair when limited to a definite direction, irrespective of the direction of force applied, is known as
(a) completely constrained motion
(b) incompletely constrained motion
(c) successfully constrained motion
(d) none of the mentioned
The question was asked by my school principal while I was bunking the class.
My query is from Kinematic Link or Element in chapter Simple Mechanisms of Machine Kinematics