9. setting the oscilloscope to ______ will sum the ch1 and ch2 vertical display.\na dc\nb add or ch1+ch2\nc…

9. setting the oscilloscope to ______ will sum the ch1 and ch2 vertical display.\na dc\nb add or ch1+ch2\nc x10\nd auto trigger
Answer
Brief Explanations:
The ADD or CH1 + CH2 setting on an oscilloscope is used to sum the vertical displays of CH1 and CH2 channels. DC setting is for direct - current coupling, ×10 is a probe attenuation factor, and AUTO TRIGGER is related to triggering the oscilloscope display, none of which sum the two channel displays.
Answer:
B. ADD or CH1+CH2