JEE Main 2022PhysicsAtomic PhysicsEasyMCQ

JEE Main 2022Atomic Physics Question with Solution

JEE Main 2022 (25 Jul Shift 1)

Question

The momentum of an electron revolving in nth  orbit is given by : (Symbols have their usual meanings)

Choose an option

Show full solutionCorrect option: A
Correct answer
Anh2πr

Step-by-step explanation

According to Bohr's postulates, angular momentum of an electron in an orbit is given by,

L=mvr=nh2π

Therefore, linear momentum p=Lr=nh2πr

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Atomic Physics 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 2022, covering the Atomic Physics 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.