Question

values of duration of day in portbalir , kavarathi , Kochi and channai

Answer 1

HEY MATE
HERE IS YOUR ANSWER ...
As chennai lies in india it's duration of day is same as the standard mean time that is 24 hours.

Answer 2

$hey$
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Values of duration of day in Portbalir , Kavarathi , Kochi and Chennai is Approxumately 24 - 48 Hours.
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$hope \: it \: helps$