NEET Physics Significant Figures MCQ Question
Which of the following statements about significant figures is correct?
Trailing zeros in a decimal number are always significant.
For numbers greater than 1, trailing zeros are always significant.
When rounding, the insignificant digit is dropped regardless of its value.
In calculations, the final result can have more significant figures than the original data.
Correct Answer
Detailed Explanation
Trailing zeros in a number with a decimal point are indeed significant, as stated in the NCERT context, which clarifies this rule. Options B and C are incorrect as they misinterpret the significance of trailing zeros in different contexts. Option D contradicts the rule that the result cannot have more significant figures than the original measurements.
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