Which statements are true about sinusoidal waveforms?

A) A sinusoidal waveform has no fundamental frequency
B) Sinusoidal waveforms do not repeat
C) A sinusoidal waveform does not contain harmonics
D) They are a composite of fundamental and harmonic frequencies


C

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What will be an ideal response?

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Indicate whether the statement is true or false

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____________________ is a metal that remains in a liquid state at room temperature.

Fill in the blank(s) with the appropriate word(s).

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