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Q. (I) Metallic electrodes are dipped into electrolyte
(II) Half-cells are connected by metallic wire through voltmeter and switch
(III) There is no need of salt bridge if the electrodes are dip in the same electrolyte
image
Which of the following statements is/are true for the above diagram? Choose the correct option.

Electrochemistry

Solution:

Correct answer is (d) I, II and III