Explore topic-wise MCQs in Microwave Engineering.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Microwave Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

For a lossless network, the impedance and admittance matrices are:

A. Real
B. Purely imaginary
C. Complex
D. Rational
Answer» C. Complex
Discussion
2.

For a reciprocal network, Z matrix is:

A. A unit matrix
B. Null matrix
C. Skew symmetric matrix
D. Symmetric matrix
Answer» E.
Discussion
3.

In a 2 port network, if current at port 2 is 2A and voltage at port 1 is 4 V, then the admittance Y is:

A. 0.5
B. 8
C. 2
D. 4
Answer» B. 8
Discussion
4.

In a two port network, if current at port 2 is 2A and voltage at port 1 is 4V, then the impedance Z is:

A. 2
B. 8
C. 0.5
D. Insufficient data
Answer» B. 8
Discussion
5.

The element of a Z matrix, Zij can be given in terms of voltage and current of a microwave network as:

A. Z<sub>IJ</sub> = V<sub>I</sub>/I<sub>J</sub>
B. Z<sub>IJ</sub> = V<sub>I</sub>I<sub>J</sub>
C. 1//Z<sub>IJ</sub> = 1/J<sub>I</sub>V<sub>I</sub>
D. V<sub>IJ</sub> = I<sub>J</sub>/J<sub>I</sub>
Answer» B. Z<sub>IJ</sub> = V<sub>I</sub>I<sub>J</sub>
Discussion
6.

Admittance and impedance matrices of a micro waves network are related as:

A. [Y] = [Z]-1
B. [Y] = [Z]
C. [V] = [Z] [Z]-1
D. [Z] = [V] [V]-1
Answer» B. [Y] = [Z]
Discussion
7.

The relation between voltage, current and admittance matrices of a microwave network is:

A. [I] = [Y] [V]
B. [Y] = [V] [I]
C. [I] = [Z] [V]
D. [V] = [Z]-1[I]
Answer» B. [Y] = [V] [I]
Discussion
8.

The relation between voltage, current and impedance matrices of a microwave network is:

A. [V] = [Z][I]
B. [Z] = [V][I]
C. [I] = [Z][V]
D. [V] = [Z]-[I]
Answer» B. [Z] = [V][I]
Discussion
9.

The one below is the only micro wave network element that is a TEM line:

A. Co-axial cable
B. Rectangular wave guide
C. Circular wave guide
D. Surface wave guide
Answer» B. Rectangular wave guide
Discussion
10.

The one below among others is not a type TEM line used in microwave networks:

A. Co-axial wire
B. Micro strip line
C. Strip lines
D. Surface guide
Answer» E.
Discussion