Question

13. Assertion (A): Significant figures for 0.200
is 3 where as for 21 it is 1,
Reason (R): Zero at the end or right of a
number are significant provided they are
not on the right side of the decimal point.
i) Both A and Rare true and R is the correct
explanation of A.
ii) Both A and Rare true but R is the correct
explanation of A.
iii) A is true but R is false.
iv) Both A and R are false.

Answer 1

Answer:

i think B is the correct option