Multiple choice

Which of the following factors is essential in measuring the potential difference by an instrument?

  1. Instrument having a low resistance.

  2. Voltmeter is always connected in parallel across the points.

  3. We use an ammeter to measure the potential difference.

  4. The potential difference across the inductor increases.

  5. The potential difference across the resistor is not zero.

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is always connected in parallel across the points where the potential difference is measured.