Physics Chapter 1 (Topic 12 : Errors)

Critique and analyze experiments for sources of error [including
identifying sources of systematic and random error in
measurements and suggesting steps to correct them]

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Q1. Which type of error affects all readings in the same direction?

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Q2. Which error occurs due to faulty calibration of an instrument?

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Q3. Random errors are mainly caused by:

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Q4. Which of the following is an example of systematic error?

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Q5. Parallax error occurs when:

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Q6. Which method reduces random error?

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Q7. Systematic errors can be reduced by:

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Q8. Which error cannot be eliminated by averaging?

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Q9. If all measurements are consistently higher than actual value, it is:

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Q10. Human reaction time error is classified as:

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Q11. Which is the best way to improve experimental accuracy?

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Q12. Zero error in measuring cylinder affects:

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Q13. Random errors are best described as:

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Q14. Which action increases accuracy in measurement?

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Q15. A misaligned measuring scale leads to:

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Q16. Which error can be reduced by increasing number of observations?

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Q17. Which of the following is NOT a source of experimental error?

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Q18. If a stopwatch consistently starts late, this causes:

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Q19. Which step reduces systematic error in length measurement?

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Q20. Random error mainly affects:

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Q21. A well-designed experiment should minimize:

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Q22. Which error is due to environmental changes like temperature fluctuations?

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Q23. Incorrect scale marking leads to:

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Q24. Which is a correct correction for parallax error?

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Q25. Systematic error affects measurement by:

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Q26. Why is averaging ineffective against systematic error?

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Q27. Which of the following improves experimental reliability?

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Q28. A common source of error in lab is:

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Q29. If both systematic and random errors exist, first priority is to remove:

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Q30. Which statement is correct?

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Q31. A poorly maintained instrument leads to:

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Q32. The best experimental practice is to:

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