PhysicsNEET 2019Electromagnetic spectrum

Electromagnetic Waves

Which colour of light has the longest wavelength?

A.Red✓
B.Blue
C.Green
D.Violet

You have the answer. The worked solution — and why the other three were written — is part of a paid pack.

More from this chapter in past papers

The electric field in a plane electromagnetic wave is given by E z = 60 (5x + 1.5…NEET 2025
The property which is not of an electromagnetic wave travelling in free space is that:NEET 2024
In a plane electromagnetic wave travelling in free space…NEET 2023
Match List-I with List-II. List-I (Electromagnetic waves) List-II (Wavelength) --- ---…NEET 2022
The ratio of the contributions made by the electric field and magnetic field components…NEET 2020

From Physics › Electromagnetic Waves › Electromagnetic spectrum — lectures, notes and every past question on it.

Last revised 8 Sept 2026. Found a mistake? Tell us — corrections are the fastest thing we act on.

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