VIETNAM AIRLINES ENGINEERING COMPANY FORM 8010
MULTIPLE CHOICE QUESTIONNAIRE
PHIẾU ĐỀ THI TRẮC NGHIỆM
Title: VAR Part 7 – Aircraft Maintenance Basic – Cat A Code:
Contents: Module 3 Date:
Questionnaire No.: 2 Question Qty.: 20 Duration:
Prepared
1st Exam: Retaking Exam: by:
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PLEASE ANSWER QUESTIONS BELOW
Module 3
1. Resistance is measured in
A. Amperes
B. Volts
C. Ohms
2. A basic electrical circuit includes
A. Generator, Engine, wires
B. Battery, light, wires
C. Power Source, Consumer Load, Wires
3. Ohms Law formula
A. R = U/I
B. R = I/U
C. U = R/I
4. Resistance factors
A. Heat, Voltage, Material
B. Material, Temperature, Frequency
C. Length, Voltage, Weather
5. Source Voltage is
A. The voltage generated by power source
B. The voltage generated by load
C. The voltage generated by wires
6. Which is not characteristic of power source in parallel
A. Total resistance is lower than the lowest individual currents
B. Voltage across parallel branches is constant
C. Current across parallel branches is constant
7. Advantage of power source in series
A. Increase the current
B. Increase the voltage
C. Decrease the resistance
8. Frequency of AC is
A. The number of complete cycles in one second
B. The number of incomplete cycles in one hour
C. The number of complete circuit in one computer
9. Capacitor is
A. A resistance device for electrical energy
B. A storage device for electrical energy
C. A user device for electrical energy
10. Formula of Power
A. U = P x I
B. P = U x I
C. I = P x U
ISS. 01, REV. 06 - DATE: 01 AUG 2015 PAGE 1/2
VIETNAM AIRLINES ENGINEERING COMPANY FORM 8010
Do NOT WRITE or MARK on this form or you will pay the PENALTY!
11. Protons are
A. Positive charged particles inside the nucleus
B. Neutral particles inside the nucleus
C. Negative charged particles orbiting around the nucleus
12. Electrons are
A. Positive charged particles inside the nucleus
B. Neutral particles inside the nucleus
C. Negative charged particles orbiting around the nucleus
13. Which are not a part of an ATOM?
A. Protons
B. Electrons
C. Molecules
14. Electric current is
A. A flow of electron in one general direction
B. A flow of electrical charges in one general direction
C. A flow of electron in one or two directions
15. In order to measure voltage,
A. A voltmeter is connected in parallel with the terminals of a sources or load.
B. A voltmeter is connected in series with the terminals of a sources or load.
C. An ammeter is connected in parallel with the terminals of a sources or load.
16. Direct current is
A. The current changes direction in a period of time
B. The current flows constantly in one direction
C. The current flows constantly in more than one direction
17. Alternating current is
A. A current which does not change its flow direction
B. A current which periodically changes its flow direction
C. A current which flows constantly in one direction
18. In general, electrons flow
A. From one pole to another which has more electrons
B. From the positive pole to the negative pole
C. From the negative pole to the positive pole
19. Static Electricity usually means
A. Generation of high voltages by friction but no current will flow
B. Generation of low voltages by friction but many currents will flow
C. Generation of high voltages by heat but no current will flow
20. Rated voltage of NiCd-battery is
A. 1.2V
B. 1.5V
C. 2.0V
ISS. 01, REV. 06 - DATE: 01 AUG 2015 PAGE 2/2
