Statement (I): Zero velocity valve is used to maximize the length of the returning water column causing water hammer.
Statement (II): The principle behind the design of this valve is to arrest the forward moving water column at zero momentum.
1
Both statement (I) and statement (II) are true and statement (II) is the correct explanation of statement (I)
2
Both statement (I) and statement (II) are true but statement (II) is not a correct explanation of statement (I)
3
Statement (I) is true and statement (II) is false
4
Statement (I) is false and statement (II) is true