In a lead-acid cell, if the specific gravity of sulphuric acid is 1.8, it will require following ratio of acid to water to get mixture of specific gravity of 1.3
A4 parts of acid to 6 parts of water
B4 parts of acid to 4 parts of water
C4 parts of acid to 8 parts of water
D6 parts of acid to 4 parts of water
Correct answer
A. 4 parts of acid to 6 parts of water
Explanation
The correct answer is 4 parts of acid to 6 parts of water.