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Measurement and Errors — Practice Questions

JEE Mains · Physics

Free Measurement and Errors practice questions for JEE Mains Physics 2026 — chapter-wise MCQs with answers and detailed solutions.

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An illustration showing a line segment being measured by a ruler marked only in centimeters. The measurement clearly falls between two centimeter marks, demonstrating the least count of 1 cm and the r
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Practice Questions — Measurement and Errors

60 questions available from Measurement and Errors for JEE Mains Physics.

Question Types

multiple choicenumerical

Sample Questions

1multiple choice1 marks

The least count of a vernier callipers that can measure up to 0.1 mm is:

2multiple choice1 marks

How many significant figures are there in the measurement 0.00420 m?

3multiple choice1 marks

When 6.35 is rounded off to two significant figures, the result is:

4multiple choice1 marks

The result of 12.5 + 3.42 + 0.634, when expressed with correct significant figures is:

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Frequently Asked Questions

What topics are covered in Measurement and Errors for JEE Mains?
Measurement and Errors is an important chapter in JEE Mains Physics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Errors in Measurement and Least Count, Significant Figures, Rounding Off Rules, Operations with Significant Figures.
How important is Measurement and Errors for JEE Mains?
Measurement and Errors is a frequently tested chapter in JEE Mains Physics. Questions from this chapter appear regularly in previous year papers. There are 60 practice questions available for this chapter.
How to prepare Measurement and Errors for JEE Mains?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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