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Charge through a cross-section of a cond...

Charge through a cross-section of a conductor is given by `Q = 5t^(2) - 2t` coulomb . Find the average current through the conductor in the interval `t_(1) = 2s` to `t_(2) = 4s`
(1) 14s (2) 28 A
(3) 56A (4) 7A

A

14A

B

28A

C

56A

D

7A

Text Solution

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The correct Answer is:
B
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