Significant Figures
Number of significant figures in 0.0040700 is:
Select the correct option:
Solution
5
Rules for significant figures:
- Leading Zeros: Zeros at the beginning of a number (0.00...) are never significant. They only indicate the position of the decimal point.
- Captive Zeros: Zeros between non-zero digits are always significant (the '0' in 407).
- Trailing Zeros: Zeros at the end of a number after a decimal point are significant (they indicate precision). Digits: 4, 0, 7, 0, 0 are significant. Total = 5.
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About This Question
- Subject
- physics
- Chapter
- physics and measurement
- Topic
- significant figures
- Difficulty
- Medium
- Year
- 2025
This medium difficulty physics question is from the chapter physics and measurement, covering the topic of significant figures. It appeared in the 2025 exam. Practice this and similar questions to strengthen your understanding of physics and measurement concepts.
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