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Electronic Devices - DC Biasing-BJTs

Exercise : DC Biasing-BJTs - General Questions
21.
Which of the following currents is nearly equal to each other?
IB and IC
IE and IC
IB and IE
IB, IC, and IE
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which of the following voltages must have a negative level (value) in any npn bias circuit?
VBE
VCE
VBC
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Determine the values of VCB and IB for this circuit.

1.4 V, 59.7 A
–1.4 V, 59.7 A
–9.3 V, 3.58 A
9.3 V, 3.58 A
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Use this table to determine the change in IC from 25ºC to 175ºC for RB / RE = 250 due to the S(ICO) stability factor. Assume an emitter-bias configuration.

140.34 nA
140.34 A
42.53 nA
0.14034 nA
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
For the typical transistor amplifier in the active region, VCE is usually about ________ % to ________ % of VCC.
10, 60
25, 75
40, 90
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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