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Questions  >>  JEEMAIN and NEET  >>  Physics  >>  Class12  >>  Current Electricity
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Q)

The electrochemical equivalent of a metal is $ 3.3 \times 10^{−7}$ at the cathode when a $3\: A$ current is passed for 2 seconds will be kg per coulomb. The mass of the metal liberated

$\begin {array} {1 1} (A) 19.8 \times 10^{−7} kg \\ (B) 9.9 \times 10^{−7} kg \\ (C) 6.6 \times 10^{−7} kg \\ (D) 1.1 \times 10^{−7} kg \end {array}$

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