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Questions and Answers
What is the definition of an electric dipole?
What is the definition of an electric dipole?
- A type of antenna with low radiation resistance
- A type of antenna with high directivity
- A wave with a wavelength equal to twice the length of the dipole
- A pair of equal and opposite point charges separated by a small distance (correct)
What is the radiation resistance of an isotropic radiator?
What is the radiation resistance of an isotropic radiator?
- Infinite (correct)
- Zero
- Equal to the input impedance of the radiator
- Depends on the frequency of radiation
How does the network theorem apply to antennas?
How does the network theorem apply to antennas?
- It helps analyze antenna systems by simplifying complex networks (correct)
- It determines the radiation pattern of an antenna
- It measures the input impedance of an antenna
- It calculates the electrical length of an antenna
What is the primary function of an antenna?
What is the primary function of an antenna?
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What is the significance of antenna polarization?
What is the significance of antenna polarization?
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Why is it important to match the impedance of an antenna to the transmission line?
Why is it important to match the impedance of an antenna to the transmission line?
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