Question

Assertion (A): Filters are used based on the size of the impurities.

Reason (R): It reduces the possibility of blockage of the pores that may occur in a filter with small pores.

a. Both A and R are true, and R is the correct explanation of A.
b. Both A and R are true, but R is not the correct explanation of A.
c. A is true, but R is false.
d. A is false, but R is true.

Answer 1

Answer: B
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Answer 2

Answer:

answer is=B

Explanation:

THIS IS THE CORRECT ANS