Question

Paheli moves on a straight road from point A to point C. She takes 20 minutes to cover a certain distance AB and 30 minutes to cover the rest of distance BC. She then turns back and takes 30 minutes to cover the distance CB and 20 minutes to cover the rest of the distance to her starting point. She makes 5 rounds on the road the same way. Paheli concludes that her motion is

(a) only rectilinear motion.

(b) only periodic motion.

(c) rectilinear and periodic both.

(d) neither rectilinear nor periodic.

Answer 1

Answer:

Answer is c

Explanation:

because she is moving straight and is repeating the same motion again and again

Answer 2

Answer:

periodic motion

Explanation:

as in the a=starting it is given that its a straight line and in rectilinear motion it should move in a circle and in periodic motion it repeats