NEET Physics Significant Figures Assertion Reason Question
Assertion (A): The number 0.045 has two significant figures.
Reason (R): All zeros on the right of the decimal point but to the left of the first non-zero digit are not significant.
Both A and R are true, and R is the correct explanation of A.
Both A and R are true, but R is not the correct explanation of A.
A is true, but R is false.
A is false, but R is true.
Correct Answer
Detailed Explanation
The number 0.045 has two significant figures because the leading zeros are not significant. The reason correctly explains why these zeros do not contribute to the significant figure count.
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