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Which of these two are required in order to draw an accurate sine wave?
Wavelength and frequency
Frequency and amplitude
RMS and amplitude
Peak voltage and RMS
Which of these formulae could be used to calculate T, the periodic time, of a sine wave?
T=1/wavelength
T=frequency/wavelength
T=frequency 2
T=1/f
The RMS value of a sine wave is equal to:
Vpeak x 0.707
Vpeak/2
Vpeak/3
Vpeak x 1.414
A capacitor can be used in a circuit:
To pass AC but block DC
To pass DC but block AC
To block both AC and DC
To pass both AC and DC
In a capacitor the ratio of RMS potential difference / RMS current is called