AIIMS 2014 Physics Question Paper for free online practice with solutions

© examsiri.com

Question : 50 of 60

Marks: +1, -0

Assertion : In He-Ne laser, population inversion takes place between energy levels of neon atoms.
Reason : The base to emitter region is forward biased.

If both the assertion and reason are true and reason explains the assertion.
If both the assertion and reason are true but reason does not explain theassertion.
If assertion is true but reason false
If assertion is false but reason is true

Go to Question:

Prev Question

Next Question