JEE Main 2026 — Units and Dimensions Question with Solution
JEE Main 2026 (21 January Shift 1)
Question
Consider a modified Bernoulli equation.
constant
If has the dimension of time then the dimensions of and are , respectively.
constant
If has the dimension of time then the dimensions of and are , respectively.
Choose an option
Show full solutionCorrect option: D
Correct answer
D and
Step-by-step explanation
All terms must have dimension of pressure .
For : Since has dimension of pressure, .
For dimensional consistency: , so
For :
and
For : Since has dimension of pressure, .
For dimensional consistency: , so
For :
and
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This is a previous-year question from JEE Main 2026, covering the Units and Dimensions 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.