Electronic Devices - DC Biasing-BJTs - Discussion

Discussion Forum : DC Biasing-BJTs - General Questions (Q.No. 22)
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.
Discussion:
2 comments Page 1 of 1.

Millize said:   4 years ago
Vbc always has a negative sign for NPN since it is reverse biased for the transistor to work properly in the active region.

And also you can easily prove by using the formula Vbc = Vb - Vc; since Vb is always smaller than Vc, Vbc would always be a negative value.

Rukhsar said:   7 years ago
Explain the answer please.

Post your comments here:

Your comments will be displayed after verification.