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Digital Electronics - Signals and Switches

Exercise : Signals and Switches - General Questions
26.

If the input voltage on the base of the transistor in the given figure is changed to +10 V, what is the new voltage at the collector Vc?

Not enough information is provided.
Vc = 10 V
Vc = 0 V
Vc = 5 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.

Is the transistor in the given figure considered ON or OFF?

OFF
ON
Not enough information is provided.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Normal operation of an NPN bipolar transistor requires the base to be ________ with respect to the emitter, and ________ with respect to the collector.
positive, negative
positive, positive
negative, positive
negative, negative
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
The abbreviation NO, when used with respect to electromechanical relays, stands for not operational.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
In a graphical representation of voltage versus time, ________ is displayed on the ________ axis and ________ is displayed on the ________ axis.
time, y, voltage, x
voltage, y, time, x
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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