question_answer

A stepped pipeline with four different cross-sections discharges water at the rate of 2 litres per second. Match List-I (Areas of pipe is sq. cm) with List-II (velocities of water in cm/s) and select the correct answer using the codes given below the list:

List-I		List-II
A.	500	1.	4
B.	100	2.	5
C.	400	3.	10
D.	200	4.	15
		5.	20

Codes:

A) A\[\to \]5, B\[\to \]1, C\[\to \]2, D\[\to \]3

B) A\[\to \]1, B\[\to \]4, C\[\to \]2, D\[\to \]3

C) A\[\to \]1, B\[\to \]4, C\[\to \]3, D\[\to \]4

D) A\[\to \]3, B\[\to \]2, C\[\to \]5, D\[\to \]1