Antenna Efficiency MCQs

Practice Antenna Efficiency MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Antenna & Wave PropagationAntenna Efficiency

Antenna radiation efficiency is commonly defined as radiated power divided by?

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Correct Answer: A. Accepted input power

Explanation: Radiation efficiency is the fraction of power accepted by the antenna that is actually radiated rather than dissipated as loss.

Reference: Standard antenna and wave propagation: antenna efficiency

Question 2

Antenna & Wave PropagationAntenna Efficiency

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Correct Answer: C. 80%

Explanation: Efficiency=Prad/Paccepted=80/100=0.8=80%.

Reference: Standard antenna and wave propagation: antenna efficiency