Rankers Physics

Properties of EM Waves: Practice Problem & Solution

Which of the following electromagnetic radiations have the longest wavelength? (1989)
X-rays
$\gamma$ -rays
Microwaves
Radio waves

Short Solution (Best for NEET):

To solve this problem, we apply the core principles of Properties of EM Waves. Understanding the underlying formula is key to arriving at the correct answer below:

In the electromagnetic spectrum, radio waves possess the lowest frequency and therefore the longest wavelength among all the given options.

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