Question

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Answer 1

Answer:

Rectilinear motion = elevators in public places

Curvilinear motion = a stone throw into the air at an angle

Rotational motion = wheel,spinning top

Periodic motion = bouncing a ball

non-periodic motion = swaying of branches of a tree

Answer 2

Rectilinear motion.

(i) A train moving on a straight track.

(ii) A car moving on a straight road.

Curvilinear motion.

(i) A car taking a turn.

(ii) A child going down a slide.

Rotational motion.

(i) Motion of the blades of the helicopter is also rotatory motion.

(ii) A door, swiveling on its hinges as you open or close it.

Periodic motion.

(i) A ball tied to string .

(ii) The motion of a clock pendulum.

Non- periodic motion.

(i) Swaying of the branches of a tree.

(ii) The running of a batsman between the wickets.

hope it helps you