Download work sheet 1 unit-1 two port network theory

WORK SHEET 1
UNIT-1 TWO PORT NETWORK THEORY
1. What are all the low frequency parameters?
a. Y
b. Z
c. H
d. ABCD
2. Match the following:
GROUP A
GROUPB
i.
High frequency
-
300KHz to 3MHz
ii.
Medium frequency
-
3MHz to 30 MHz
iii.
Low frequency
-
30KHz to 300KHz
3. Fill in the blanks.
Transformer decouples input and output ports of second network because of _______
signals.
4. How many two port networks need to be connected for series connection?
a. 2
b. 3
c. 4
d. 1
5. Name the type of interconnection.
a.
b.
6. Choose the best answer.
What are all the considerations do have in high frequency parameters.
a.
b.
c.
d.
Net voltage
Net current
Short and open circuit terminations
All the above
7.
Y,Z,h,ABCD parameters
cannot be used to
measure at microwave
frequencies.
True or
False
8. Why low frequency parameters not used in microwave? Hints are below.
Measure total
voltage and
current
Short and open
circuit
Active devices
9. Fill in the blanks
Scattering matrix is also called as _________ matrix.
10. List the first 3 properties of S-matrix. Clue is below.
11. The sum of products of each term of any row (or column) multiplied by the complex
conjugate of the corresponding terms of any other row (or column) is ______________.
12. True or false:
a. The sum of products of each term of any one row (or any one column) multiplied by
its own complex conjugate is unity.
b. The sum of the products of each term of any row or any column multiplied by the
complex conjugate of the corresponding terms of any other row or column is unity.
13. What it is telling?
14.Pick the cascade of two port network
a.
b
.
.
15. Write the total matrix [T]TOT equation. Hint is below
a.
[T]
b.
[T’]
16. The picture shows the one type of resistors.
17. Define reciprocal network.
Power losses
Propagation
18.Write the symbol for the below.