Civil Engineering MCQAE Level Civil Engineering
Two small orifices A and B of diameter 1 cm and 2 cm are placed on the sides of a tank at depths h₁ and h₂ below the open liquid surface. If the discharges through A and B are equal (equal Cd), the ratio h₁ : h₂ will be
Fluid MechanicsFluid MechanicsMEDIUM
Choose the correct answer
A
16 : 1
B
8 : 1
C
4 : 1
D
2 : 1
Correct Answer
A. 16 : 1
AI Detailed Explanation & IS Code Reference
Unlock the reasoning, formula path and code-linked notes inside your student dashboard.
Equal orifice discharge gives h1/h2=(d2/d1)^4=16:1.
ScoreCardAI links this solution with subject, topic and difficulty signals so your scorecard can identify weak areas after a full mock test.
Concept shortcut
IS/IRC reference
Common trap
Practice more Civil Engineering questions
This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.