Feedlines - Matching and Antennas
current and voltage distribution on antenna
In a half-wave dipole, the distribution of ________ is highest at each end.
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current
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inductance
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capacitance
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Correct Answervoltage
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In a half-wave dipole, the distribution of ________ is lowest at each end.
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voltage
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inductance
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capacitance
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Correct Answercurrent
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The feed point in a centre-fed half-wave antenna is at the point of:
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minimum current
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Correct Answermaximum current
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minimum voltage and current
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maximum voltage
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In a half-wave dipole, the lowest distribution of ________ occurs at the middle.
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capacity
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inductance
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current
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Correct Answervoltage
Tags: none
In a half-wave dipole, the highest distribution of ________ occurs at the middle.
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inductance
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voltage
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Correct Answercurrent
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capacity
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A half-wave dipole antenna is normally fed at the point where:
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Correct Answerthe current is maximum
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the voltage is maximum
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the resistance is maximum
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the antenna is resonant
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At the ends of a half-wave dipole:
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voltage and current are both high
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voltage and current are both low
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voltage is low and current is high
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Correct Answervoltage is high and current is low
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The impedance of a half-wave antenna at its centre is low, because at this point:
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voltage and current are both high
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voltage and current are both low
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Correct Answervoltage is low and current is high
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voltage is high and current is low
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In a half-wave dipole, where does minimum voltage occur?
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At the right end
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It is equal at all points
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Correct AnswerThe centre
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Both ends
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In a half-wave dipole, where does the minimum current occur?
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Correct AnswerAt both ends
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At the centre
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It is equal at all points
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At the right end
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In a half-wave dipole, where does the minimum impedance occur?
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It is the same at all points
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Correct AnswerAt the centre
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At the right end
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At both ends
Tags: none
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