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Computer Science - Electronic Principles

Exercise : Electronic Principles - Section 5
26.
What is the algebraic sum of this series of values:+2, -3, -6,+4?
-6
-3
0
+2
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:
parallel RL circuit
parallel RC circuit
parallel RLC circuit operated above its resonant frequency
purely resistive circuit
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
What causes the depletion layer?
Doping
Recombination
Barrier potential
Ions
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Which one of the following statements most accurately reflects the nature of ac power?
The current in an ac circuit flows in one direction, but changes value periodically
The current in an ac circuit flows in one direction at a steady level
The current in an ac circuit changes direction periodically
The current in an ac circuit flows in two directions at the same time
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage?
700 V
707 V
651 V
208 V
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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