JEE Main 2026 — Mechanical Properties of Fluids Question with Solution
JEE Main 2026 (08 April Shift 2)
Question
A liquid of density kg/m flowing steadily in a tube of varying cross-section. The cross-section at a point is cm and that at is mm. Both the points and are in same horizontal plane, the speed of the liquid at is cm/s. The difference in pressures at and points is ________ Pa.
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Using the equation of continuity:
m/s
Using Bernoulli's equation for a horizontal tube:
Substituting the given values:
Pa
Answer:
m/s
Using Bernoulli's equation for a horizontal tube:
Substituting the given values:
Pa
Answer:
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Mechanical Properties of Fluids chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2026, covering the Mechanical Properties of Fluids chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.