Question

A man moves on a straight road from point A to point C. He takes 20 min to cover a certain distance AB and 30 min to cover the rest of distance BC. Man then turns back and takes 30 min to cover the distance CB and 20 min to cover the rest of the distance to his starting point. Man makes 10 rounds on the road the same way. The motion of the man is

a)only rectilinear motion
b)only periodic motion
c)rectilinear and periodic both
d)neither rectilinear nor periodic
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Answer 1

Answer:

b is correct answer

Explanation:

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Answer 2

Answer:

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