Paheli moves on a straight road from point A to point C. She takes 30 minutes to cover the distance. She then starts from C, and gets back to A in 40 minutes thus completing a round. She makes 5 rounds on the road, the same way. Paheli concludes that her motion is:

only rectilinear motion

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only periodic motion

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rectilinear and periodic motion both

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neither rectilinear nor periodic motion

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Solution

The correct option is C rectilinear and periodic motion both
In each round Paheli is moving along a straight road, thus the motion is rectilinear. Also, she is repeating the round in every 70 minutes, making it periodic too.

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Similar questions

Q. Paheli moves on a straight road from point A to point C. She takes 30 minutes to cover the distance. She then starts from point C and gets back to point A in 40 minutes, thus completing the trip. She makes 5 trips on the road the same way. Paheli concludes that her motion is:

Question 5

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.

(d) Neither rectilinear nor periodic.

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Paheli moves on a straight road from point A to point C. She takes 30 minutes to cover the distance. She then starts from C, and gets back to A in 40 minutes thus completing a round. She makes 5 rounds on the road, the same way. Paheli concludes that her motion is:

The correct option is C rectilinear and periodic motion bothIn each round Paheli is moving along a straight road, thus the motion is rectilinear. Also, she is repeating the round in every 70 minutes, making it periodic too.

The correct option is C rectilinear and periodic motion both
In each round Paheli is moving along a straight road, thus the motion is rectilinear. Also, she is repeating the round in every 70 minutes, making it periodic too.