Diodes Guides d'étude, Notes de cours & Résumés
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AQA A level Physics Paper 1 Questions & 100% Correct Answers | Latest Update | Graded A+
- Examen • 22 pages • 2024
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Current 
: Rate of flow of charge 
Coulomb 
: The amount of charge passing a point when a current of 1A flows for 1s 
Potential difference 
: The work done per unit charge in moving a small point positive charge between 
two points 
Threshold Voltage for a Diode 
: The voltage at which a current will begin to flow at, assumed to be +0.6V if not 
stated 
Reverse Bias 
: When very little currency can flow in the reverse direction of a diode 
2 | P a g e 
Variable Resistor 
: Can be used to chang...
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ATT Week 11 Test (FC) New Questions with 100% Correct Answers Already Graded A+
- Examen • 8 pages • 2024
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ATT Week 11 Test (FC) New Questions with 100% 
Correct Answers Already Graded A+ 
What causes refraction? - A change in the speed of light. 
What is the most common optical detector? - Photo Diodes. 
__________ determines the color of light. - Wavelength 
What affects a detectors responsivity? - Changes in wavelength. 
The range of frequency that an optical fiber cable has is known as___________. - Bandwidth 
What optical fiber cable is made of several concentric layers? - Multimode graded-index...
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ATT Week 11 Test (FC) exam 2023 with 100% correct answers
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What causes refraction? - correct answer -A change in the speed of light. 
 
What is the most common optical detector? - correct answer -Photo Diodes. 
 
__________ determines the color of light. - correct answer -Wavelength 
 
What affects a detectors responsivity? - correct answer -Changes in wavelength. 
 
The range of frequency that an optical fiber cable has is known as___________. - correct answer -Bandwidth 
 
What optical fiber cable is made of several concentric layers? - correct answer...
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ATT FC/ET Week 6 Exam Questions With 100% Correct Answers 2023
- Examen • 5 pages • 2023
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ATT FC/ET Week 6 Exam Questions With 100% Correct Answers 2023 
AND Gate 
Only produces a high output when all inputs are high 
 
 
 
OR Gate 
Produces a high output when any input is high 
 
 
 
NAND Gate 
Only produces a low output when all inputs are high 
 
 
 
NOR Gate 
Produces a low output when any input is high 
 
 
 
XOR Gate 
Produces a high output when an odd number of input are high 
 
 
 
XNOR Gate 
Produces a low output when an odd number of input are high 
 
 
 
NOT Gate 
Inverts...
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ACET study guide Exam 174 Questions with Verified Answers,100% CORRECT
- Examen • 16 pages • 2024
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ACET study guide Exam 174 Questions with Verified Answers 
 
Binary is in vaules of? - CORRECT ANSWER 1 , 2, 4, 8...... so on incressed by *2 each following 
 
Octal place vaules? - CORRECT ANSWER 0-7 each digit holds a place vaule of 3 binargy digits 
 
Hex - CORRECT ANSWER 0-9 followed by A-F. A=10 
each digit holds 4 in binary 
 
Binary divide by rule - CORRECT ANSWER When you divide, no remainder =0, remainder =1 
Don't carry foward the remainder. 
Revese the reminders when translating to ...
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HEAVY TRUCK ELECTRICAL MICHIGAN MECHANIC STUDY GUIDE WITH COMPLETE SOLUTIONS
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HEAVY TRUCK ELECTRICAL MICHIGAN 
MECHANIC STUDY GUIDE WITH 
COMPLETE SOLUTIONS 
THE BATTERY IS CONTINUOUSLY OVERCHARGED. WHAT WILL CAUSE THIS 
PROBLEM? A. A DEFECTIVE REGULATOR OR ALTERNATOR. (CORRECT 
AWNSER) 
B. A WORN OR DAMAGED BATTERY. 
C. A GROUNDED INDICATOR LIGHT. 
D. ALL OF THE ABOVE. 
TO CHECK RESISTANCE IN THE STARTER CIRCUIT, YOU WOULD CONNECT THE 
NEGATIVE LEAD OF THE VOLT METER TO THE NEGATIVE POST OF THE BATTERY 
AND THE POSITIVE LEAD OF THE VOLT METER TO: A. THE STARTER FRAME. 
(...
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ASVAB Electronics Exam 159 Questions with Verified Answers,100% CORRECT
- Examen • 15 pages • 2023
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ASVAB Electronics Exam 159 Questions with Verified Answers 
 
Electricity - CORRECT ANSWER General term for the variety of phenomena resulting from the presence and flow of electric current 
 
Volts 
Amperes (amps) 
Ohms - CORRECT ANSWER 3 ways Electricity is measured 
 
Volts - CORRECT ANSWER Measure the difference of potential between 2 points 
 
Amperes (amps) - CORRECT ANSWER Measure the number of electrons that move past a specific point in 1 second 
(i.e. electrical currents) 
 
Ohms - CO...
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NACE CP2 Exam Questions & Answers (Graded A+)
- Examen • 22 pages • 2024
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oxidation - ANSWER-loss of electrons, positive charge atoms (anode) 
 
reduction - ANSWER-gain of electrons, negative charged atoms (cathode) 
 
forms of corrosion - ANSWER-uniform, crevice, galvanic (dissimilar metals) if two metals have to be couple then best to couple metals close together in the galvanic series, pitting, intergranular, selective leaching (dezincification, graphitization), velocity phenomena, environmental cracking (corrosion fatigue, hydrogen embrittlement, SCC (Carbonates/b...
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ASTB-E Study exam 2023 with 100% correct answers
- Examen • 7 pages • 2023
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Resistors - correct answer Dissipate energy through heat 
 
Capacitors - correct answer Store electrical energy between two parallel plates 
 
Inductors - correct answer Store magnetic energy 
 
Diodes - correct answer Restrict current to only one direction. 
 
Rectifiers (Convert) - correct answer AC to DC 
 
Transformers - correct answer Used to convert electricity from one voltage to another 
 
2 Circuits? - correct answer Series and Parallel 
 
The Combustion Chamber is:...
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CET Exam 236 Questions with Verified Answers,100% CORRECT
- Examen • 31 pages • 2024
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CET Exam 236 Questions with Verified Answers 
 
 
When did the first CET certification program begin? - CORRECT ANSWER 1965 
 
When did ETA initiate certification maintenance? - CORRECT ANSWER 1996 
 
All ETA Certification categories require the passage of the Associate CET examination. True or false. - CORRECT ANSWER False. 
 
To qualify for MASTER CET, the examinee must attain a score of 85% on each separate exam. True or false. - CORRECT ANSWER False 
 
An associate CET cannot attempt one of ...
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