Multiple choice

If a vernier calliper is used for measurement and the zero mark of vernier scale does not coincide with the zero mark of the main scale, then which of the following errors will be shown in the result?

  1. Least count error

  2. Observation error

  3. Random error

  4. Instrumental error

  5. None of these

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

Yes, it is correct. This arises from the errors due to imperfect design or calibration of the measuring instrument, zero error in the instrument, etc.