NEET UG · Physics · Mechanical Properties of Fluids

Fluid Statics and Dynamics: NEET previous year questions

5 questions in ten years of NEET, in 5 of 10 papers. Pattern: Every year. Here is how it is asked and which ideas come back.

Asked in 10 years: 5; about 0.5 per paper
Years asked: 5/10; last asked 2026
Chance of a question next paper: 50%; historical rate, how we compute it
Weighted estimate: 0.6; model; history: 0.5 a paper on average, typically 0–1

Key findings

01
Asked in 5 of 10 papers, 5 questions in all: #147 of 204 topics by ten-year total. It comes back every 2.2 years on average.
02
75% of its questions since 2018 tested an idea never asked before; none repeated an idea from the year before.
03
The most repeated idea is Speed of Efflux, asked 2 times (2019, 2025), usually as “numerical”.
04
NEET has asked 0 of the 5 ideas in this topic; 0 have never been asked, directly or indirectly.
05
Mostly asked as numerical (40%); 20% easy, 20% hard.

Questions per year

Up to 2023: 0.4; per paper
Since 2024: 0.7; 0.3
Usual gap: 2.2 yrs; between papers asking it
Swing: ±0.5; questions, year to year

How it is asked

Difficulty, format and skill

Across all 5 questions on Fluid Statics and Dynamics since 2017.

Difficulty

QUESTIONS

131

Easy1 · 20%
Medium3 · 60%
Hard1 · 20%

Format

Numerical · 2 Q40%
One-line MCQ · 2 Q40%
Figure-based · 1 Q20%

Skill tested

Calculation · 3 Q60%
Multi-step · 1 Q20%
Recall · 1 Q20%

Repeats

New idea, or one asked before?

Each column is a paper. Blue questions tested an idea NEET had not asked before; navy ones went back to an idea from an earlier paper. 2017 is the first paper, so everything in it counts as new.

’17’18’19’20’21’22’23’24’25’26

Idea asked for the first time
Idea asked in an earlier paper

Coverage of the topic

NEET has asked 0 of the 5 ideas in this topic. 0 have never been asked yet.

Asked directly0 · 0%
Touched inside another question5 · 100%
Never asked0 · 0%

Ideas come from Lumi’s syllabus map of NCERT. A never-asked idea is not a safe skip: most new questions come from exactly these.

Drill down

Idea, year, question

Every idea NEET tested in this topic, with its ten papers. Open one to read the questions.

ideaAskedShareYears’17’18’19’20’21’22’23’24’25’26

Repeated2 · 40%40%2/10
- 2025 · Q24
  A balloon is made of a material of surface tension $S$ and its inflation outlet (from where gas is filled in it) has small area $A$ . It is…
  hardOne-line MCQ
- 2019 · Q38
  A small hole of area of cross-section 2 mm² is present near the bottom of a fully filled open tank of height 2 m. Taking $g = 10$ m/s²,…
  mediumNumericalNew idea
1 · 20%20%1/10
1 · 20%20%1/10
1 · 20%20%1/10

Squares are the ten papers, 2017 to 2026; darker means more questions. Share is of the level above.

Ideas

Every idea inside this topic

4 different ideas were tested; 1 came more than once.

Speed of Efflux2×
numerical
Numerical · 6% next
Equation of Continuity1×
numerical
Numerical · 6% next
Bernoulli's Principle and Applications1×
identify principle behind device
One-line MCQ · 4% next
U-Tube with Immiscible Liquids1×
numerical
Figure-based · 4% next

Idea	Times	Format	Chance next	Foundation for
Speed of Effluxnumerical	2	NumericalCalculation	6%	–
Equation of Continuitynumerical	1	NumericalCalculation	6%	–
Bernoulli's Principle and Applicationsidentify principle behind device	1	One-line MCQRecall	4%	–
U-Tube with Immiscible Liquidsnumerical	1	Figure-basedCalculation	4%	–

Chance next is the historical rate at which an idea with this record came back in the following paper. It is low for every idea, which is why learning the topic beats memorising past questions. All repeated ideas

Every question

Fluid Statics and Dynamics questions, year by year

The opening words of each question as it appeared in the official paper, with the idea it tested.

NEET 20261 question

Q10
Water flows in a streamline motion through a horizontal pipe of circular cross-section as shown in the figure. The pressure difference of…
Idea: Equation of Continuity
New ideaMediumNumerical · figure

NEET 20251 question

Q24
A balloon is made of a material of surface tension $S$ and its inflation outlet (from where gas is filled in it) has small area $A$ . It is…
Idea: Speed of Efflux
HardOne-line MCQ

NEET 20231 question

Q34
The venturi-meter works on :
Idea: Bernoulli's Principle and Applications
New ideaEasyOne-line MCQ

NEET 20191 question

Q38
A small hole of area of cross-section 2 mm² is present near the bottom of a fully filled open tank of height 2 m. Taking $g = 10$ m/s²,…
Idea: Speed of Efflux
New ideaMediumNumerical

NEET 20171 question

Q4
A U tube with both ends open to the atmosphere, is partially filled with water. Oil, which is immiscible with water, is poured into one…
Idea: U-Tube with Immiscible Liquids
MediumFigure-based · figure

Questions from the official NEET UG papers published by NTA (CBSE before 2019). Topic and idea tags, counts and notes are Lumi’s.