Among X-rays, microwaves, gamma rays and radio waves, which have the longest wavelength?
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Among X-rays, microwaves, gamma rays and radio waves, which have the longest wavelength?

G1 Physics · Accepted Answer

Step 1: The EM spectrum extends from extremely short-wavelength gamma radiation to very long-wavelength radio radiation. Step 2: Among X-rays, microwaves, gamma rays and radio waves, radio waves are longest. Step 3: Answer D. Final answer: (D) Radio waves.