Explore topic-wise MCQs in Antennas.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Antennas knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following layer is known as F layer?

A. Appleton layer
B. Kennelly Heaviside layer
C. Absorption layer
D. Sir Appleton
Answer» B. Kennelly Heaviside layer
2.

Which of the following layer is known as absorption layer for short waves?

A. E layer
B. F1 layer
C. F2 layer
D. D layer
Answer» E.
3.

Which of the following is formed by the ionization of UV and corpuscular radiations?

A. E layer
B. F1 layer
C. F2 layer
D. D layer
Answer» D. D layer
4.

Which of the following layer is used for long distance sky wave propagation during night hours?

A. F layer
B. E layer
C. D layer
D. All layers can be used
Answer» B. E layer
5.

Which of the following regions are present in the night time?

A. D and E layers
B. E and F layers
C. F1 and F2 layers
D. D and F layers
Answer» C. F1 and F2 layers
6.

Which of the following follows Chapman s law of variation?

A. D layer
B. F1 layer
C. F2 layer
D. Both F1 and F2 layer
Answer» C. F2 layer
7.

In which of the following layers the electron density is high?

A. E layer
B. F1 layer
C. F2 layer
D. D layer
Answer» D. D layer
8.

Which of the following is called as Kennelly Heaviside layer?

A. E layer
B. F1 layer
C. F2 layer
D. D layer
Answer» B. F1 layer
9.

Which of the following layer disappears during night time in ionosphere?

A. D layer
B. E- layer
C. F1 layer
D. F2 layer
Answer» B. E- layer
10.

Which of the following is the nearest Ionospheric layer to the earth surface?

A. D layer
B. E layer
C. F1 layer
D. F2 layer
Answer» B. E layer
11.

At what height the Ionosphere lies above the earth surface?

A. 70-400km
B. 2-15km
C. 20-70km
D. Above 400km
Answer» B. 2-15km