Question

Write one example for each of the following type of motion.

(i) Rectilinear

(ii) Circular

(iii) Periodic

(iv) Circular and periodic

Answer 1

(i) An object moving on a straight road, falling stone, etc.
(ii) A mark on blades of a rotating fan, tips of the hands of a clock, etc.
(iii) Motion of a child on a swing, motion of pendulum, strings of a guitar, etc.
(iv) Blades of a rotating fan, hands of a clock, etc.