NEET Physics Significant Figures MCQ Question
Which of the following statements about significant figures is correct?
All trailing zeros in a number with a decimal point are significant.
Trailing zeros in a whole number without a decimal point are always significant.
The number of significant figures can exceed the number of significant figures in the measured values.
Leading zeros in a decimal number are considered significant.
Correct Answer
Detailed Explanation
Statement A is correct as it aligns with the NCERT context, which states that all zeros appearing in the base number in scientific notation are significant. Statement B is incorrect because trailing zeros in whole numbers without decimals are not significant. Statement C is false as the result cannot have more significant figures than the original data. Statement D is incorrect since leading zeros are not significant.
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