Based on the following two statements related to the manometer, select the correct option.
Statements :
A) A piezometer tube can measure the pressure in a container that is lesser than the atmospheric pressure.
B) In case of a simple U - tube manometer, if the pressure to be measured is high, then a lighter gauge fluid is preferred and, if the pressure is low, a heavier gauge fluid is preferred.
1
Both Statement A and Statement B are incorrect.
2
Statement A is incorrect, but Statement B is correct.
3
Statement A is correct, but Statement B is incorrect.
4
Both Statement A and Statement B are correct.