General Knowledge
Medium
Question
An ordinary mobile phone communicate by using___________?
A
Sound waves
B
Infrared waves
C
UV waves
D
Radio waves
✓ Official correct answer
Community credibility
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A
Sound waves
No member explanations yet for this option.
B
Infrared waves
No member explanations yet for this option.
C
UV waves
No member explanations yet for this option.
D
Radio waves
No member explanations yet for this option.