Electronics Engineering Review Materials: Section 2 Module 16

This is the Section 2 Module 16 of the compiled Electronics Review Materials taken from different sources including but not limited to Electronics books, past Board Exams Questions, Journals and the Internet. This particular reviewer 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 Reviewers: Section 2 Module 16

Question	Answer
1. Asking each remote terminal, one at a time	Polling
2. Common configuration in industry of robotics	Articulated arm and cylindrical
3. Strain gauge	120
4. Liquid crystal, year developed	1888
5. Display simultaneously amplitudes in different frequencies	Spectrum analyzer
6. Spectrum analyzer	A CRT
7. Electromagnetic induction	Michael Faraday
8. Instrument for microwave frequencies	Gunn diode
9. Electron charge over a given volume	Electron density
10. Viscosity	Resistance to flow
11. “turn on” SCR	Minimum gate trigger voltage
12. PNP, external voltage applied	Collector negative voltage to the emitter
13. Behaves roughly like SCR	SBS
14. Diac	Two terminal bidirectional
15. SCR conduction	Positive gate w/ respect to cathode
16. 2 NAND gates, R-S flip flop	Low/low
17. In an RS flip flop if, R=low, S=low	Low
18. Mass of electron	9.109x10-18
19. Power density in RF	0.001/2000µF/sq.m
20. Safety to humans	Guard
21. Messy robotics	Hydraulics
22. Advantage of hydraulics	Lift heavier loads
23. Change color and temperature	Cholesteric
24. STTL	TTL schottky
25. Fault that causes current to move from core to earth to cladding	Earth faults
26. Magnetic flux is directly proportional to strength	Coulomb’s first law
27. Induction against capacitance, four arm-ac bridge	Maxwell bridge
28. Induced polarity in electromagnetism	Lenz’ law
29. Logic circuit that operates at 25 volts, common in industries	HLDTL
30. Robot w/ no specific path	Point to point
31. Computer language that uses mnemonics	Machine language
32. Cycle before SCR conduction	Firing delay
33. Cycle before SCR conduction	Firing delay angle
34. Memory component for clock sequential logic circuit	Flip flop
35. Fastest supercomputer	Blue Gene/L
36. One or 2 condition that stores memory input	Latch
37. 24 satellites	GPS
38. High output if any input is High, low output if both are low	OR gate
39. If any input is low	OR
40. Horizontal deflection	Sweep
41. Ceramic disk	100µF
42. Wireless device usually in Starbucks, hotels	WIFI
43. Full bridge converter, firing angle	Past +90 degrees
44. Uses Wheatstone bridge to determine distance from test point to the fault in telephone lines	Varley loop
45. Converting AC to DC	Rectifier
46. Not a component in AC power supply	Rectifier
47. Op –amp	All of the above (voltage, current, voltage-current amplifier)
48. NOT a computer classification	Maxicomputer
49. Varies with AC but not with DC	Frequency
50. 534 transistors in a single chip	Small scale integration
51. Sharp dip	DIP
52. Dip meter, grid circuit	Grid-Dip
53. Equivalent circuit with a source current and a parallel resistance	Norton’s Theorem
54. Forward-voltage blocking SCR	By connecting in series
55. After squeeze interval	Weld
56. After weld interval	Hold
57. After release interval	Stand by
58. SCARA robot degree of freedom	4
59. ENIAC ___addition, ___ multiplication	5000/500
60. NOT used for biometry	Texture of skin
61. Smaller spacing/distance of plates in a dielectric	Increase capacitance
62. If a deflection in a torque increase	It increases
63. Bleeder resistor	To drain charges
64. Converting high AC from low voltage DC source	Inverter
65. Red,red,red,gold	2.2k ohms + 0.5%
66. More dynamic cells in an area	They are smaller
67. No electric potential but w/ movement of charge	Diffusion current
68. For accurate measurement, internal resistance of voltmeter should be	As high as possible
69. Not included in oscillator circuit	Negative feedback
70. System w/ no feedback and no error corrections	Open-loop system
71. To compensate for close loop gain voltage	Feedback resistance divided by input resistance
72. 74IC	Active-load resistor
73. Advantage of using methanol over hydrogen	Easier to transport and store
74. Not included in solar power	Apply AC voltage in solar panel
75. Best for heavy loads in short durations	Cumulative compounded
76. To measure reflection	Reflectometer
77. Cheapest, most rugged material for analog meter	Moving iron galvanometer
78. Air core to ferromagnetic materials	Air concentrates to magnetic line of flux
79. Moving hot-steel slabs	Infrared and ultraviolet
80. Difference between JFET to MOSFET	MOSFET has wider range of gate biasing voltage
81. 8086 processor	16 bit
82. GUI uses in three different ways except	Keyboard
83. Popular software to access the world wide web	Browser
84. Time required from users request to computer’s reply	Response time
85. To determine noise characteristics	Noise generator
86. Computer characteristics	All of the above (speed, low cost, inpu/output)
87. Address bit that access data	Stack
88. To have a stable output with changing impedance	Optoisolator
89. When gate source voltage is off	Drain-source saturation current
90. Maximum magnetic line in a magnet	Magnetic pole
91. Measurement of size of files	Byte
92. Network configuration for private and government organization	Private data network
93. AC bridge circuit	Wein bridge
94. Time between cycle	Period
95. Advantage of pneumatic actuators	All of the above ( clean, no leaks; low cost; speed)

Complete List of Section 2 Modules in Electronics (Q&A)

Section 2 Modules: Reviewers in Electronics Engineering

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