Multiple choice

Which of the following is/are not a source of an error in measuring the length of a wooden plank through a meter scale?

a. Error due to incorrect placement of the scale b. Error due to the thickness of the scale c. Error due to the thickness of the wooden plank to be measured

  1. Only a

  2. Only a and b

  3. Only b

  4. Only b and c

  5. Only c
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct option. Error due to the thickness of the wooden plank to be measured is not a source of error.

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