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 4
QUIZ START
Results
#1. What is the power of transmitter with voltmeter reading of 1100 volts and 500 mA?
#2. The interference brought about by the resultant signal from addition and subtraction of two or more signals is called
#3. In order to be sure that the amateur radio station is operating within the authorized band limits, the licensed amateur must use
#4. The equipment is a simple audio amplifier with high impedance input used to “hear” a signal in a circuit.
#5. If the operating frequency is 150 MHz, the wavelength is
#6. A current of 3 A flows through a resistor of 160 ohms. How much power is expended in the resistor?
#7. Yellow, Orange, Brown
#8. What is the test instrument used to measure resistance with value less than one ohm?
#9. The circuit element that opposes any change in voltage.
#10. What is the term used for the phenomenon where most of the radio frequency current flows along the surface of the conductor?
#11. What SWR among those mentioned shows the worst impedance match between transmission line and antenna?
#12. What is the second harmonic of 1200 Hz?
#13. What is the symbol of Inductance?
#14. The power formula is
#15. What is the terminal voltage of an ordinary dry cell battery?
#16. Two identical inductors valued at 60 henrys are connected in series, the total equiv. inductance is
#17. The resistance of an open circuit.
#18. If the transmitter output is not matched with the antenna, what must be the effect aside from reduced power?
#19. A frequency band where Audio Waves fall.
#20. If the frequency is 400 Mhz, what is the wavelength?
#21. The location of an interfering station can be pinpointed by using direction finders and utilizing
#22. The frequency band used for shortwave radio broadcast is on
#23. An electrical circuit with equal reactances is said to be
#24. The speed of light is
#25. To stimulate speech signal, this test is used.
Finish