Explore topic-wise MCQs in Microwave Engineering.

This section includes 15 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.

If A=2.8 and B=1.4 for a 2 port network then Z₁₁=?

A. 0.5
B. 2
C. 4.2
D. 2.7
Answer» C. 4.2
Discussion
2.

If D=1.6 and B=2.8 for a 2 port network, then Y₁₁=?

A. 0.5714
B. 0.987
C. 0.786
D. 1.75
Answer» B. 0.987
Discussion
3.

For a 2 port network, if the admittance parameter Y₁₂=0.4, then B among the ABCD, parameters for the 2 port network is:

A. 2.5
B. 4.5
C. 5
D. 6
Answer» B. 4.5
Discussion
4.

For a 2 port network if Z₁₁=1.5 and Z₁₂=1.2, A parameter for the same 2 port network is:

A. 1.5
B. 1.25
C. 0.75
D. 1.75
Answer» C. 0.75
Discussion
5.

C parameter for a transmission line of characteristic impedance Zₒ, phase constant β and length ‘l’ is:

A. j Yₒ Sin βl
B. j Zₒ Sin βl
C. j Zₒ tan βl
D. j Yₒ tan βl
Answer» B. j Zₒ Sin βl
Discussion
6.

IF_A=2.8_AND_B=1.4_FOR_A_2_PORT_NETWORK_THEN_Z‚ÄÖ√Ñ√∂‚ÀÖ√°‚ÀÖ√Ñ‚ÄÖ√Ñ√∂‚ÀÖ√°‚ÀÖ√Ñ=??$#

A. 0.5
B. 2
C. 4.2
D. 2.7
Answer» C. 4.2
Discussion
7.

IF_D=1.6_AND_B=2.8_FOR_A_2_PORT_NETWORK,_THEN_Y‚ÄÖ√Ñ√∂‚ÀÖ√°‚ÀÖ√Ñ‚ÄÖ√Ñ√∂‚ÀÖ√°‚ÀÖ√Ñ=??$#

A. 0.5714
B. 0.987
C. 0.786
D. 1.75
Answer» B. 0.987
Discussion
8.

For a 2 port network, if the admittance parameter Y‚ÇÅ‚ÇÇ=0.4, then B among the ABCD, parameters for the 2 port network is?#

A. 2.5
B. 4.5
C. 5
D. 6
Answer» B. 4.5
Discussion
9.

For a 2 port network if Z‚ÇÅ‚ÇÅ=1.5 and Z‚ÇÅ‚ÇÇ=1.2, A parameter for the same 2 port network is:$

A. 1.5
B. 1.25
C. 0.75
D. 1.75
Answer» C. 0.75
Discussion
10.

C parameter for a transmission line of characteristic impedance Zₒ, phase constant β and length ‘l’ is:$

A. j Yₒ Sin βl
B. j Zₒ Sin βl
C. j Zₒ tan βl
D. j Yₒ tan βl
Answer» B. j Z‚Äö√Ñ√∂‚àö√°‚àö‚↠Sin ‚âà√≠‚Äö√¢¬ßl
Discussion
11.

For a simple admittance Y, the ABCD parameters are:

A. A=1, B=0, C=Y, D=1
B. A=Z, B=1, C=1, D=0
C. A=1, B=0, C=Z, D=1
D. A=1, Y=B, C=0, D=1
Answer» B. A=Z, B=1, C=1, D=0
Discussion
12.

For simple impedance Z, the ABCD parameters are:

A. A=1, Z=B, C=0, D=1
B. A=0, B=1, C=1, D=0
C. A=Z, B=1, C=1, D=0
D. A=1, B=0, C=Z, D=1
Answer» B. A=0, B=1, C=1, D=0
Discussion
13.

ABCD matrix of the cascade connection of 2 networks is equal to:

A. Product of ABCD matrices representing the individual two ports
B. Sum of the ABCD matrices representing the individual two ports
C. Difference of the ABCD matrices representing the individual two ports
D. Sum of transpose of ABCD matrices representing the individual two ports
Answer» B. Sum of the ABCD matrices representing the individual two ports
Discussion
14.

The voltage equation for a 2 port network that can be represented as a matrix is:

A. V<sub>1</sub>=AV<sub>2</sub> + BI<sub>2</sub>
B. V<sub>1</sub>=CV<sub>2</sub> + DI<sub>2</sub>
C. V<sub>1</sub>=BV<sub>2</sub> +AI<sub>2</sub>
D. V<sub>1</sub>=DV<sub>2</sub>+CI<sub>2</sub>
Answer» B. V<sub>1</sub>=CV<sub>2</sub> + DI<sub>2</sub>
Discussion
15.

ABCD matrix is used:

A. When there is two or more port networks in the cascade
B. To represent a 2 port network
C. To represent a 2 port network
D. To represent the impedance of a microwave network
Answer» B. To represent a 2 port network
Discussion