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Isotropic Radiation MCQ Questions And Answers - Antenna Theory

Isotropic Radiation MCQs : This section focuses on the "Isotropic Radiation" in Antenna Theory. These Multiple Choice Questions (MCQs) should be practiced to improve the Antenna Theory skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

_____________ is the radiation from a point source, radiating uniformly in all directions, with same intensity regardless of the direction of measurement.

A. Beam & Polarization
B. Isotropic radiation
C. Beam Width
D. Reciprocity

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Question 2

The isotropic radiation is nothing but Omni-directional radiation

A. Yes
B. No
C. Can be yes or no
D. Can not say

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Question 3

The isotropic radiator has unity gain, which means having a gain factor of ________ in all directions.

A. 0
B. -1
C. 1
D. infinite

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Question 4

The amount of power that an isotropical antenna radiates to produce the peak power density observed in the direction of maximum antenna gain, is called as?

A. ERP
B. EAP
C. ERTY
D. EIRP

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Question 5

EIRP(dBW)−2.15dBi equal to?

A. EQP
B. ERP
C. TYU
D. PCE

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Question 6

The point source is an example of isotropic radiator.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 7

An ideal source in which the power is radiated equally in all directions is called as ________ radiator.

A. Omni-directional
B. Directional
C. Transducer
D. Isotropic

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Question 8

For an isotropic source, Radiation intensity will be _____ on θ.

A. Dependent
B. Independent
C. Both A and B
D. None of the above

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Question 9

The unit of beam area is ?

A. ampere
B. volt
C. watts
D. ohm

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Question 10

The beam efficiency states the ratio of the beam area of the main beam to the total beam area radiated.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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