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Element 3

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Disclaimer: We made a question pool available to the public to test their readiness to take the NTC Amateur Radio Exam. The question provided herein are taken from various review materials and are not the actual questions given by the NTC. These questions are only for review purposes. By answering these sample questions, you hereby agree to free CHARL from any accountabilities or liabilities resulting from the use or misuse of these materials. 73’s! 

Note: As per rules, the examinee must obtain an average of at least 70% of the 3 elements per class, with no score below 50% in any of the elements. We provided a 40-minute limit to answer each element to simulate actual exam conditions.


Class “C” (Technician Class), Element 3


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#1 Unit of electric energy.

#2 Three identical capacitors rated at 120 uf each are connected in series. What is their equivalent capacitance?

#3 To produce higher output current, dry cells should be connected in

#4 Connect a resistor in series with a meter to ___________ the measuring range of a voltmeter.

#5 The instrument used to measure voltage is

#6 What is the frequency being used for transmission when wavelength is 2 meters long?

#7 To generate pulsating DC voltage, what equipment is used?

#8 For maximum current, dry cells should be connected

#9 Frequency band comprising High Frequency

#10 Parallel conductive plates with dielectric in between are the component parts of a(n)

#11 A good measure to prevent the use of the Amateur Radio Station equipment by unauthorized persons is

#12 What is the unit of Inductance?

#13 Unit of Capacitance is

#14 A carbon resistor color coded green, black, orange has a resistance equal to

#15 A device used to connect a balanced line to an unbalanced line.

#16 What is to be provided in house entrance of circuit switches in order to ensure that radio or other equipment when short-circuited will not cause fire of electric origin.

#17 The instrument used to measure resistance is

#18 What is the value of carbon resistor colored – “brown, red, yellow.”

#19 The larger the diameter of the copper wire, the

#20 Instrument used to measure resistance whose value is less than one ohm.

#21 The circuit element that opposes any change in current is

#22 An example of a good semi-conductor.

#23 What should you do to prevent shock when working on a high voltage power supply?

#24 An open circuit has resistance of

#25 Frequencies comprising Very High Frequency.