The apparatus in which electrical energy is converted into chemical energy is known as:
A
voltameter
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B
coulometer
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C
both (A) and (B)
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D
none of these
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Solution
The correct option is C both (A) and (B) The apparatus in which electrical energy is converted into chemical energy is known as voltameter or coulometer. Ag or Cu voltameters or coulemeters are used to measure the total charge passed through solution in terms of mass of Ag or Cu deposited there on voltameter or coulometer cathode.