This topic contains a solution. Click here to go to the answer

Author Question: If a CE amplifier has a value of IE = 3 mA, the ac emitter resistance of its transistor is A) 3 ... (Read 65 times)

mwit1967

  • Hero Member
  • *****
  • Posts: 501
If a CE amplifier has a value of IE = 3 mA, the ac emitter resistance of its transistor is
 
  A) 3  B) 75  C) 25  D) 8.3

Question 2

A CE equivalent amplifier circuit shows an R1 of 16 k and an R2 of 5.6 k in parallel from the transistor's base to ground. The transistor's ac beta (hfe) is 220 and its ac emitter resistance (re) is 30 . The transistor's input impedance is
 
  A) 7.3 k B) 16 k C) 2.55 k D) 5.6 k



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mrphibs

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

D

Answer to Question 2

C




mrphibs

  • Sr. Member
  • ****
  • Posts: 307

 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library