Physics, asked by sanyasharma3663, 1 month ago

pls answer this question correctly

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Answered by niharikadogra

0

Answer:

none of these. I have explain also. hope you understand this question.

Explanation:

Time for trip on one sides

width=1km

T=speedwidth

=52−321

=161

=41

=0.25km/h

total time for round trip

T=2t

=2×0.25

=0.5hours

=30minutes

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