Question 7

In the figure to the right is a picture of an oscilloscope screen, showing a sinusoidal waveform along with the corresponding dial settings. Assume the smaller inner knobs are in the "Cal" or clicked positions. What is the frequency of the waveform?

• A. 40 Hz
• B. 20 Hz
• C. 25 Hz
• D. 8.3 Hz
• E. 16.7 Hz
• F. Not close to any of the above

Formula Sheet

Question 6

Question 8

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