Multiple choice

Which of the following statements is/are correct for the movement of electrons between two points?

  1. There should be a temperature difference between the two points.

  2. There should be a potential difference between the two points.

  3. Both the points must be at the same potential.

  4. Both (1) and (2)
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

There should be a potential difference between the two points.

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