NEET UG · Physics · Mechanical Properties of Fluids
Speed of Efflux
NEET asked Speed of Efflux twice, in 2019 and 2025: 2 of the 1,875 questions in the 10 papers from 2017–2026. It belongs to Fluid Statics and Dynamics, in Mechanical Properties of Fluids (Physics). The longest wait between two papers asking it was 6 years.
Updated 2026-10-08
- Times asked
- 2
- in 2017–2026
- Papers
- 2
- of 10
- First asked
- 2019
- last in 2025
- Chance next paper
- 6%
- calibrated historical rate
Questions on this idea, by paper
2017–2026. 2019 and 2025.
How NEET framed it
Numerical is the usual form. Skill tested: calculation.
- Numerical
- Dimensional analysis of balloon deflation time
Chance asked next paper 6%
Every question
All 2 questions
From the official NEET UG papers, newest first. Open one for the full question, the options and the official answer.
- 2025 Q24A balloon is made of a material of surface tension and its inflation outlet (from where gas is filled in it) has small area . It is…One-line MCQ · Hard
- 2019 Q38A 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 m/s²,…Numerical · Medium
Same topic
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- Equation of Continuityonce · 2026
- Bernoulli's Principle and Applicationsonce · 2023
- U-Tube with Immiscible Liquidsonce · 2017