Electronics Engineering Coaching Materials: Section 2 Module 3

This is the Section 2 Module 3 of the compiled Electronics Coaching Materials taken from different sources including but not limited to Electronics books, past Board Exams Questions, Journals and other Electronics References. This particular Coaching Notes in Electronics Engineering has random Questions and Answers in random topics. Make sure to familiarize each questions to increase the chance of passing the ECE Board Exam.

Electronics Engineering Coaching: Section 2 Module 3

INSTRUMENTATION

1. Voltage applied in the horizontal plate of an oscilloscope

SWEEP

2. What is used in dynamometer to measure high current

CURRENT TRANSFORMER

3. What unit establishes the value of reference control system

REFERENCE SELECTOR

4. In scaling adder, resistors are proportional to the____ of the input

WEIGHT

5. In DC voltmeter, low sensitivity is good for measuring

LOW RESISTANCE

6. No insertion loss

CLAMP AMMETER

7. A simple proximity sensor do not measure

DISTANCE

8. Permanent magnet moving coil

D’ ARSONVAL

9. Error in ammeter

IDLE BATTERY

10. Equipment most commonly used in DC

DIFFERENTIAL VOLTMETER

11. A meter sensibility control in test equipment would be

LINEAR TAPER POTENTIOMETER

12. An AC bridge that measures mutual inductance

HEAVISIDE BRIDGE

13. Combination of voltmeter, milli-ammeter, and ohmmeter

VOLT OHMMETER

14. Dynamometer is mostly used as

WATTMETER

15. The voltmeter should be connected in_______ when measuring a circuit.

PARALLEL

16. In pulse radar system, ______ controls the timing in the whole radar system

SYNCHRONIZER

17. Used in aircraft to detect distance and location

RADAR

18. Inductor used to impede the flow of alternating or pulsating current

CHOKE

19. The greater the internal resistance in an ohmmeter,the ________ power dissipation will be

LESSER

20. A four-arm ac bridge used in measuring unknown inductance by a standard capacitance

MAXWELL BRIDGE

21. What oscillator circuit uses a tapped coil in the tuned circuit? (NASA 3001)

HARTLEY

Colpitts

Crystal

Pierce

22. Diode used as envelope detector

SIGNAL DIODE

23. Output of control transducer

ERROR SIGNAL

24. Measures relative humidity

PSYCHROMETER

25. Type of deflection used in oscilloscope

ELECTROSTATIC

26. Use to measure inductance and capacitance in high frequencies

RADIO FREQUENCY BRIDGE

27. Vibrational speed meter and rotating disk technology is used to measure _____.

ROTATIONAL SPEED OF THE SYNCHRONOUS

28. Moving-iron instrument indicator

SQUARE

29. Two types of bolometers

BARRETTER AND THERMISTOR

30. Simple, cheapest rugged analog meter

MOVING ARSONVAL

31. Unscale meter of AC and DC

MOVING IRON

32. Device that measures the electrostatic force

ELECTROSCOPE METER

33. Temperature coefficient of thermistor

POSITIVE OR NEGATIVE

34. The two types of bolometers are

BARRISTER AND THERMISTOR

35. The first temperature scale that gain acceptance

FARENHEIT

36. Bridge circuit used to measure electrical _____ and dissipation factor

SCHERING BRIDGE

37. The Flow of calorimeter…

FLOW OF CIRCULATION

38. Device used to measure mechanical rotation frequency

TACHOMETER

39. In oscilloscope, what is being controlled by _____ between nodes

FOCUS

40. Represent visual presentation of waveform applied in the input terminal

CATHODE RAY OSCILLOSCOPE

41. It is used in oscilloscope

CRT

42. It measures low resistance

KELVIN BRIDGE

43. It is used as A Notch In Harmonic Distortion Analyzer

WIEN BRIDGE

INDUSTRIAL ELECTRONICS

1. _____ reduced the effect of accidental triggering SCR

RATE

2. Device with smallest turn-off time

LASCR

3. Material used to stripped off aluminum wires

KNIFE

4. Branch of electronics related to spin orientation of electronic

SPINTRONICS

5. The gas discharge lamps are neon glow lamp and__________

FLUORESCENT LAMP

6. The unit for measuring radioactivity

CURIE

7. It is the releases energy

EXOTHERMIC REACTION

8. Mammogram use in testing for woman without breast cancer

SCREENED MAMMOGRAM

9. Coating of churva to be solder by thin coating of solder

TINNING

10. ____ is in on state when the SCR is fired up and conducting

NPN/PNP

11. An active device

SCR

12. Circuit connection commonly used in LCD

BACKPLANE

13. First step in repairing scorched and burned boards

REMOVE THE DISCOLORED MATERIAL

14. Solder used for high temperature and high pressure

SILVER

15. Type of solder with lowest melting point at 180 degree Celsius

TIN LEAD 63:37

16. When unbiased junction is formed, _________ exist.

CONTACT POTENTIAL

17. Base metal penetration is deep

DCRP

18. Visual inspection of a completed repair is conducted to evaluate which of the following aspects of the repair?

WORKMANSHIP QUALITY

19. A system where the physical position is maintained is referred to as _____ system.

SERVO

20. The arrow in synchro servo represents the _______ of the rotor.

ANGULAR POSITION

21. The SI unit of radioactivity is

BECQUEREL

Complete List of Electronics Engineering Coaching Materials