# A dimensionless quantity Option 1) Never has a unit   Option 2) Always has a unit   Option 3) May have a unit   Option 4) Does not exist

As we learnt in

Ratio Quantity -

When a physical quantity is the ratio of two similar quantities

- wherein

May have a unit.

Option 1)

Never has a unit

Option is incorrect

Option 2)

Always has a unit

Option is incorrect

Option 3)

May have a unit

Option is correct

Option 4)

Does not exist

Option is incorrect

Boost your Preparation for JEE Main 2021 with Personlized Coaching

Exams
Articles
Questions