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6 March, 20:39

The frequency of oscillation of the wave emit - ted by an FM radio station is 88.7 MHz.

Find the period of vibration. Radio waves travel at a speed of light; 3 * 108 m/s.

Answer in units of ns.

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Answers (1)
  1. 6 March, 20:52
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    Period = 1 / frequency

    T = 1 / (88.7*10⁶ Hz)

    T = 11.3*10⁻⁹ s

    T = 11.3 ns
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