When a 555 timer is operated in the astable mode, the output will be a ____.

A. single pulse
B. spike
C. stream of pulses
D. steady 5 V DC


Answer: C

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

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Answer the following statement true (T) or false (F)

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A. Isolate the accident scene. B. Record all evidence. C. Identify witnesses. D. All of the above.

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