Home/
Competitive Exams/
JEE Main & Advanced/
Physics/
Errors and Measurements/
Question 30161
JEE Physics · Easy

Errors and Measurements: Instrumental Error MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

Timer-based practiceDetailed answer reviewMobile-friendly flow
Instrumental ErrorEasyQuestion 30161

Question

Instrumental error is best reduced by:
  1. A
    Taking more readings
  2. B
    Averaging results
  3. C
    Calibrating the instrument against a standard
    Correct
  4. D
    Changing the observer

Correct answer

Calibrating the instrument against a standard

Explanation

Instrumental errors arise from the instrument itself (manufacturing defects, wear). Calibration against a known standard corrects these errors.

Review Errors and Measurements notesStart timed chapter practice