Question

When a lactometer is used in a given sample of milk, 'A' floats in the milk such that half of the length of the stem is immersed in the milk. when it is used in another sample of milk 'B', the length of the stem immersed in the milk is 1/4 of the total length. Then which of the following statements is (are) true:
(A) Water content in A is more than that in B
(B)Density of the sample A is less than the density of the sample B

Answer 1

it is a very easy question

Answer 2

Explanation:

The purity of milk is measured by

Lactometer. A lactometer is used to check purity of cow's milk.