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
QUIZ START
#1. Unit of Capacitance is
#2. Unit of electric energy.
#3. An example of a good semi-conductor.
#4. Audio frequency waves are also known as
#5. To produce higher output current, dry cells should be connected in
#6. Three identical capacitors rated at 120 uf each are connected in series. What is their equivalent capacitance?
#7. What is the frequency being used for transmission when wavelength is 2 meters long?
#8. The shorter the copper wire, the
#9. Instrument used to measure resistance whose value is less than one ohm.
#10. Parallel conductive plates with dielectric in between are the component parts of a(n)
#11. Two identical capacitors are connected in series, what is the total capacitance?
#12. For maximum current, dry cells should be connected
#13. A carbon resistor color coded green, black, orange has a resistance equal to
#14. Instrument used to measure resistance with value less than one ohm.
#15. The circuit element that opposes any change in current is
#16. An electrical current that changes polarity periodically is called
#17. An instrument used to measure power.
#18. Ohm’s Law is stated in the following formula:
#19. 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.
#20. Short circuit has a resistance equivalent to
#21. A voltage of 110 Volts across a resistor causes a current of 5 Ampere to flow through the resistor. How much power is expended in the resistor?
#22. Unit of impedance is
#23. A device used to connect a balanced line to an unbalanced line.
#24. 1 micro henry is equal to
#25. A good measure to prevent the use of the Amateur Radio Station equipment by unauthorized persons is