Statement I : The number 1.202 has four significant figures and the number 0.0024 has two significant figures.Statement II : All the non zero digits are significant.

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If both statement I and statement II are true and statement II is the correct explanation of statement I

If both statement I and statement II are true but statement II is not the correct explanation of statement I

If statement I is true but statement II is false

IF both statement I and statement II are false

answer is B.

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Detailed Solution

The number of significant figures in 1.202 is four and the number of significant figures in 0.0024 is two. All non zero digits are significant. All zeros occuring between two non zero digits are significant, no matter where the decimal point is. If the number is less than one, the zeros on the right of decimal point and to the left of first non-zero digit are not significant.

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