What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second?
a. 10Hz
b. 20Hz
c. 30Hz
d. 40Hz
d. 40Hz
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Determine the measure of ?2 when ?1 = 113°29'.
Fill in the blank(s) with the appropriate word(s).
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Fill in the blank(s) with the appropriate word(s).
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A digital storage oscilloscope is set to begin displaying a waveform when a certain voltage is detected. This minimum voltage is called _________
A) Threshold B) Trigger level C) Trip D) None of these
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During a write operation ________
A) the processor activates the write control line before placing data on the data bus B) the processor places data on the data bus before activating the write control line C) the processor waits for the selected device to activate the write control line before placing data on the data bus D) none of the above
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