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?
Text Solution
Verified by ExpertsThe correct answer is:
B
Let A and a be cross-sectional areas of the vessel and orifice respectively. Let h be height of
water in the vessel at time t. Let 
represent the rate of fall of level.
Then 
or, 
or 
or, 
or, 
.
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
If there were no gravity, which of the following will not be there for a fluid?
Water rises in plant fibres due to
The cylindrical tube of a spray pump has a cross-section of , one end of which has 40 fine holes e…
A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid of specifi…
Two solid pieces, one of steel and the other of aluminium when immersed completely in water have eq…
Horizontal tube of non-uniform cross-section has radii of and respectively at M and N. For a stre…