Physics for IGCSE & O level - Rays And Waves (Section 8 - No. 4) | ExamPlay

Physics for IGCSE & O level - Rays And Waves (Section 8 - No. 4)

What kind of waves do mobile phones use?

Infrared waves

Microwaves

X-rays

Gamma rays

설명

Mobile phones use microwaves to send and receive signals.

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