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In an electroplating experiment, m gm of...

In an electroplating experiment, m gm of silver is deposited when 4 ampere of current flows for 2 minute . The amount (in gm ) of silver deposited by 6 ampere of current for 40 second will be

A

(A) 4m

B

(B) `(m)/(2)`

C

(C) `(4m)/(3)`

D

(D) 3m

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