When tuning a radio to a particular station, you match the frequency of the internal electrical circuit with the frequency of the wanted radio station. What principle is being employed?
A) forced vibrations
B) resonance
C) beats
D) reverberation
E) wave interference
Answer: B
Physics & Space Science
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The study of energy levels in atoms is called
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You want to have an electron in an energy level where its speed is no more than 66 m/s
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