If the frequency of an electromagnetic wave in vacuum is doubled

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Waves Sound and Physical Optics · Waves Sound and Physical Optics

Problem

If the frequency of an electromagnetic wave in vacuum is doubled, how does its wavelength change? (a) It doubles. (b) It remains unchanged. (c) It becomes half of its original value. (d) It becomes one–fourth of its original value.

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