Question:
Assertion (A): Significant figures for 0.200 is 3 whereas for 200 it is 1.
Reason (R): Zero at the end or right of a number are significantly provided
they are not on the right side of the decimal point.
(i) Both A and R are true and R is the correct explanation of A.
(ii) Both A and R are true but R is not a correct explanation of A.
(iii) A is true but R is false.
(iv) Both A and R are false.
Solution:
Option (iii) is correct. Significant figures for 0.200 = 3 and for 200 =1
Zero at the end of a number without decimal point may or may not be significant depending on the accuracy of the measurement.
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