Properties Of Solids And Liquids Question 232
Question: A rectangular vessel when full of water takes 10 minutes to be emptied through an orifice in its bottom. How much time will it take to be emptied when half filled with water
Options:
A) Hole number 4
B) Hole number 3
C) Hole number 2
D) Hole number 1
Show Answer
Answer:
Correct Answer: B
Solution:
Horizontal range will be maximum when $ h=\frac{H}{2}=\frac{90}{2} $ = 45 cm i.e. hole 3.