1. D. To protect the drive from high voltage transient surges 2. C. A switch
3. B. Latching
4. B. Load current can flow in both directions under control of one gate
5. D. answer A and B 6. A. Gate and anode
7. D. To control the power to an AC load
8. B. Aids the original change
9. B. Thermocouple
10. A. Reports when each slot passes the photo detector
11. A. Gate, anode 1 and anode 2 12. D. answer A and C
13. A. Transistors
14. C. Report linear position 15. A. The junction diode 16. D. it has two gate terminals 17. C. Two-terminal bi-directional
switch 18. C. Breakover
19. B. Holding current
20. B. When a thin wire is stretched, its resistance goes up
21. B. Trigger current
22. B. the device will turn off when the anode current falls below this value
23. B. Low-current drop out
24. C. The sensor generates a voltage when in the presence of a magnetic field
25. D. Inverse parallel connected SCRs with common gate 26. C. triggered on and off by the
gate-to-anode voltage 27. A. A voltage proportional to
temperature is generated at the junction of two dissimilar metals
28. B. Anode, cathode and gate 29. A. Holding current
30. D. diacs and triacs
31. B. The pressure at the bottom is proportional the liquid depth 32. B. Silicon controlled rectifier 33. B. Three external leads
34. A. like a bi-directional SCR 35. C. When fluid goes through a
restriction the pressure drops proportional to the flow 36. B. A gate trigger
37. D. bilateral conduction 38. D. Servo
39. C. LASCR
40. C. High-current devices
41. C. the forward-breakover voltage 42. A. Conducting and
non-conducting 43. B. holding current 44. A. Crowbar
45. D. either B or C
46. A. Current can flow either way, if the forward breakover voltage is exceeded
47. B. False triggering
48. B. in the off state
49. D. The difference between the measured pressure and ambient pressure 50. D. Current limiting
51. B. directly proportional to light 52. C. 8 V
53. D. Light
54. B. three pn junctions 55. D. anode, reversing polarity 56. D. Bidirectional device
57. B. Breakover voltage 58. A. it has a gate terminal
59. C. A positive voltage on the gate switches the SCR into
conduction mode, but the gate cannot be used to turn it off 60. C. A positive voltage on the gate
switches the SCR into
conduction mode, but the gate cannot be used to turn it off 61. C. Light activated SCR 62. B. breakover voltage 63. A. Voltage gradient 64. D. Latch 65. D. Digital displays 66. A. Breakover
67. C. show high resistance in both directions
68. C. show high resistance in both directions
69. C. 2.5 V 70. B. 0.7 V
71. A. SCS
72. C. Low-current drop out
73. C. capacitance 74. B. False triggering 75. A. dV/dt 76. C. pnpn diode 77. B. Transducers 78. A. High frequencies 79. B. Positive feedback 80. A. Degenerative or negative feedback
Section 11
Fundamentals of Robotics
Quiz 33
1. D. 60 degrees 2. C. Leon Fourcault3. B. Uses a permanent magnet for the rotor
4. C. The torque required to rotate the shaft when it is stopped with power off
5. C. Has only two separate winding circuits
6. B. Has four field coils, each coil is energized separately
7. A. Frequency and induction heating
8. A. When adjacent coil field coils are energized at the same time, causing the rotor to align
between the field coils
9. D. Pneumatic and jointed arm
10. B. Uses a toothed iron wheel for the rotor
11. D. Combines the features of the permanent magnet and variable reluctance stepper motors
12. C. Be able to reverse polarity to the same coils in sequence
13. B. Send the voltage to each individual field coil in sequence
14. D. Open-loop
15. D. A control system where feedback is not used
16. A. A control system that has a feedback loop
17. B. Time lag
18. A. A number which describes the behavior of a device (output divided by the input)
19. D. 0.005V/rpm
20. B. Any control system that uses a digital circuit (such as a
microprocessor) for the controller
21. A. A control system used in industry to oversee the making of a uniform product
22. D. A process that has a defined series of tasks
23. C. A closed-loop control system that physically moves
something
24. A. Differential synchro
25. A. A system for automatically machining parts on lathes and milling machines
26. D. A simple robot that moves parts from one place to another, over and over
27. D. Weld interval
28. A. Front-panel milking
29. B. piezoelectric effect
30. A. Will reject frequencies below the cutoff frequency
31. B. A, B and C
32. B. The information is conveyed by current (to avoid voltage drop problems)
33. A. When equipment is grounded at different places, which may cause a large current in the shield
35. D. All the shields and equipment are connected to ground at the same place
36. C. Precession
37. C. 9.56 V
38. A. Has one set of contacts, that set has three terminals
39. B. 6 mA
40. D. By magnetic coupling from the rotor 41. A. A static fluid under pressure will
exert the same pressure on all the vessel walls
42. C. Two meshed gears rotate in housing. Fluid is moved in the space between the teeth
43. A. Articulated arm and cylindrical
44. A. The pump is on the whole time. Unneeded fluid circulates through a pressure regulator back to the fluid tank
45. C. Directs fluid to either side of the piston, and allows for the fluid on the other side of the piston to return to the tank
46. B. Uses compressed air that is exhausted to the atmosphere after use
47. C. A, B and C
48. C. The controller tries to maintain some process at a specified value by continuously sampling the output with a sensor and using this information to make corrections
49. B. drop time
50. D. Control transformer
51. B. The controller maintains the output between two levels by turning the actuator on when the output gets too low and turning it off when the output gets too high
52. A. The controller drives the output up if it gets too low, and drives it down if it gets too high
53. C. Servo
54. D. proportional to the difference between the actual position and the set-point
55. C. Gyroscope
56. A. When the error is small, the restoring force from the controller is small
57. D. Position servo
58. C. Eliminates steady-state-error
59. A. Great force capacity handling heavy loads
60. C. Makes the system respond faster
61. C. Hydraulic
62. A. A proportional controller with some integral and differential control added
63. C. Servo system
64. C. An unstable control system may go into oscillations
65. C. It always has all nothing motion
66. B. Open when the relay is not energized
67. A. Intrinsically safe flammable environment such as painting
68. C. Each "rung" is a circuit, which connects across the power lines
69. D. Hydraulic
70. C. A self-contained, microprocessor-based controller
71. D. A section of memory where each bit corresponds to state of an actual physical switch
72. B. Each rung controls a possible action; if the rung goes TRUE, the action is taken
73. A. An instruction that goes TRUE when it's corresponding real-world switch closes
74. D. Tri-speed synchro system
75. D. Goes TRUE after a specified time has elapsed
76. C. Controls a sequence of on-off outputs
77. B. Heat sub-interval
78. C. Connect sensors and actuators to the PLC
79. B. A digital controller specifically built to control multi-axis motion 80. A. arm manager 81. D. Dexterity 82. C. equality constraint 83. C. inequality constraint 84. C. Repeatability 85. B. end-effector 86. A. first arm 87. B. Pitch 88. C. Roll 89. B. Servo control 90. D. Yaw
91. C. Accuracy 92. B. Continuous-path programs 93. A. Arc welding 94. D. Base 95. C. Robot Axis 96. C. Artificial Intelligence 97. C. Pneumatic 98. D. CAD 99. B. CAM 100.A. Degrees of Freedom 101.A. Flexibility 102.A. Flexibility 103.B. Force sensor 104.A. Manipulator 105.B. Off-Line Programming 106.A. On-Line Programming
107.C. Pick and Place robot
108.D. Point-To-Point motion 109.B. Reliability 110.D. Resolver 111.D. Robot 112.C. Shoulder 113.C. Stepper Motor 114.D. Sequential, Tracking, Registration, Informational 115.A. Point-to-point 116.B. Tachometer 117.D. Tactile sensor
118.D. Tool center point (TCP)
119.A. Degree of mobility
120.A. Teaching
121.A. Pneumatic and jointed-arm
122.D. Touch sensor 123.D. Touch sensor 124.C. Work Cell 125.B. Work Envelope
Section 12
Computer Fundamentals
Quiz 34
1. C. instruction set 2. C. UNIVAC 3. B. Parallel port 4. C. A loop program5. C. A microprocessor is just the processor, the microcontroller is the name of the an IC that contains the microprocessor and other supporting circuits, including memory and I/O
6. C. 0101 0110 0111
7. C. using the formula 2n where
n = number of inputs
8. C. Algorithm
9. D. all of these
10. A. one
11. A. first an AND gate then an inverter
12. D. all of these
13. C. 1, 1, 1, 0
14. B. Program
15. A. first an OR gate then an inverter
16. C. none of the inputs are an one
17. A. ALU
18. B. 0, 1, 1, 0
19. D. all of these
20. A. reduce complicated logic expressions to simplest form
21. A. William Oughtred 22. D. all of these 23. D. all of these 24. A. OR expression 25. A. plus (+) 26. C. A flip-flop 27. B. Two 28. B. A bistable multivibrator 29. D. all of these
30. D. It produces a logic "0" at its output only when all inputs are logic "1"
31. D. all of these
32. B. Colossus
33. D. all of these
34. D. all of these
35. C. the single data input
36. D. all of these
37. D. Output device(s)
38. B. It produces a logic "1" at its output only if all inputs are logic "1"
39. A. CPU
40. C. shift registers both store data and change its format
41. A. CPU
42. D. all of these
43. D. all of these
44. B. Even when power is not applied to the memory
45. A. produce a coded output signal
47. C. 8 or 16 input lines are
connected individually to 1 output line
48. D. byte
49. A. Number of States = 2n where
n = number of flip-flops
50. A. It produces a logic "1" at its output if any input is or all inputs are logic "1"
51. B. a decoder circuit
52. A. John Van Neumann
53. D. all of these
54. B. Hackers
55. C. input, output, control, memory and ALU
56. D. ROM
57. B. the instruction register stores the instruction which the decoder converts to a control signal
58. C. the program counter steps to the next instruction using the address register to keep track
59. A. PROMs
60. B. number of bits in the address bus
61. C. 65,536 locations
62. A. inverting buffer
63. A. stores the address of the instruction being fetched from memory
64. A. stores the memory location of data stored to be next worked on
65. B. machine language
66. D. all of these
67. B. store
68. B. add, subtract increment or decrement data
69. C. control input and output devices 70. A. design engineer 71. C. synthesis 72. B. minterm 73. A. data processing 74. C. 6 75. A. Associative 76. B. hardware 77. C. 16 78. D. Database 79. A. primitive 80. B. VHDL 81. B. Operating system 82. C. architecture 83. C. bit 84. B. decoder
85. C. binary coded decimal
86. B. process 87. D. demultiplexer 88. A. ripple blanking 89. A. 1's complement 90. C. excess-3 code 91. A. Gray code
92. C. 2 single bits and one carry bit
93. C. generate
94. A. the output Q is ACTIVE
95. B. sequential
96. D. port map
97. B. hold time
98. C. recovery time
99. D. Output Logic Macrocell
100.C. 16
Section 12
Computer Fundamentals
Quiz 35
1. D. look-up table 2. C. carry chains 3. D. 32 4. D. terminal count 5. B. 9 6. B. 9 7. B. 2n 8. B. Moore machine 9. D. enumerated type10. C. the output was previously 1, and J = 1
11. B. 5
12. D. Both column and row decoders
13. A. fan-out
14. A. VOH – VIH 15. D. all of these
16. A. Flowchart
17. B. compare two numbers
18. C. 1 if both inputs are the same
19. B. AND gate 20. A. CMOS 21. C. open collector 22. D. floating 23. B. settling time 24. D. digital 25. A. ½ LSB 26. D. nonmonotonic error 27. B. aliasing 28. B. 1024 29. B. Moore's Law