What is an ampere - Study guides, Class notes & Summaries
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NEC 2011 Journeyman Electrical Exam Study Guide (Michigan)
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NEC 2011 Journeyman Electrical Exam 
 
Study Guide (Michigan) 
 
Grounding and Bonding: 
 
Where outside, aluminum or copper-clad aluminum grounding electrode conductors shall not be 
terminated within ____in. of Earth. 
 
A. 12 in. 
B. 18 in. 
C. 24 in. 
D. 36 in. 
- B. 18 in. 
250.64(A) 
Temporary Installations: 
 
When used by personnel during construction, remodeling, maintenance repair, or demolition of a 
building, GFCI (ground fault circuit interrupter) protection is required for all 125 ...
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Journeyman Electrician Practice Test Latest Update Graded A+
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Journeyman Electrician Practice Test Latest Update Graded A+ 
Conductors with _____ marked on the insulation are NOT approved for use in a wet location. THHN 
conductors with THHN insulation are approved for use in dry and damp locations only and conductors with THWN, THHW, and THW insulation are recognized for use in dry and wet locations. 
Given: A one-family dwelling unit with a demand load of 200 amperes is supplied with a 120/240 volt, single-phase, electrical system from the local utility ...
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IEC 2ND YR, 1ST SEMESTER FINAL (210-216)
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When a piece of equipment is connected to the earth, it meets the definition for... 
Grounded 
Where contained in a cable, the Code reference that states when a conductor with white insulation may be used as an underground circuit conductor is in Section... 
200.7 
The minimum working clearance at at Point X in Figure 201.15 is ___ feet. The panel is 277/480-volt, 3ø, 4W. 
3.5 
Informational Notes (I-Notes) in the National Electrical Code are___ 
exploratory information (not mandatory) 
An insu...
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Journeyman Practice Test Questions and Answers
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Journeyman Practice Test Questions and Answers 
Conductors with _____ marked on the insulation are NOT approved for use in a wet 
location. -Answer-THHN 
conductors with THHN insulation are approved for use in dry and damp locations only 
and conductors with THWN, THHW, and THW insulation are recognized for use in dry 
and wet locations. 
Given: A one-family dwelling unit with a demand load of 200 amperes is supplied with a 
120/240 volt, single-phase, electrical system from the local utility co...
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Knewton Assessment Exam Questions With Verified Answers
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Knewton Assessment Exam Questions With Verified Answers. When 5.0 grams of calcium are burned in oxygen, 7.0 grams of calcium oxide result. What mass of oxygen reacted? - answer2.0 grams Which of the following events fail to follow the law of conservation of matter? Select the correct answer below: Burning wood for a fire Freezing water into ice cubes The decomposition of MgCl2 into Mg and Cl2 None of these - answerNone of these If you boil an entire sample of water, the steam that results will ...
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Edexcel IGCSE Physics, question and answer
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Edexcel IGCSE Physics, question and answer 
average speed = 
distance / time 
v = d / t 
 
 
 
Standard Unit for mass (m) 
kilogram 
(kg) 
 
 
 
Standard Unit for distance (d) or displacement (s) 
metre 
(m) 
 
 
 
Standard Unit for speed (s) or velocity (v) 
metre/second 
(m/s) 
 
 
 
Standard Unit for acceleration (a) 
metre/second² 
(m/s²) 
 
 
 
Standard Unit for Force (F) 
Newton 
(N) 
 
 
 
Standard Unit for time (t) 
Second 
(s) 
 
 
 
Standard Unit for gravitational field strength (g) ...
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Praxis 5435 Latest Update 100% Correct
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Praxis 5435 Latest Update 100% Correct 
 
absorption this occurs when waves pass through objects. The amplitude of a wave decreases 
as it passes through a medium 
 
acceleration the rate at which the velocity of an object changes over time. This will change if 
speed, direction, or both change. 
 
accuracy how close the measured values are to the true or actual value 
 
alkanes a type of hydrocarbon in which all carbon-carbon bonds are single bonds 
 
alkenes have at least one carbon-carbon dou...
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Aviation Mechanic General "Basic Electricity" Questions and Answers Already Passed
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Aviation Mechanic General "Basic 
Electricity" Questions and Answers 
 
Already Passed 
 
Why is alternating current (AC) more commonly used for power distribution than direct current 
(DC)? 
 
AC can be easily transformed to higher or lower voltages, making it more efficient for long- 
distance transmission. 
 
What effect does temperature have on the resistance of a conductor? 
As temperature increases, the resistance of a conductor typically increases. 
 
What does it mean when a circui...
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Basic Automotive Electrical Cicuits with complete verified solutions 2024
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What are the 5 basic electrical circuits fin automotive electrical systems? 
1. Charging circuit 
2. Starting 
3. Ignition 
4. Lighting 
5. Accessory 
 
 
 
Which circuit supplies all of the electricity for a vehicle whenever the engine is running? 
The charging circuit 
 
 
 
What are the 4 basic parts of a charging circuit? 
1. Batter 
2. Alternator (generator) 
3. Alternator Belt 
4. Voltage regulator 
 
 
 
What is the usual type of battery used in automotive equipment? 
A lead-acid cell-typ...
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Ham Radio - Technician Class - Question Pool with correct answers
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T0A01 Which is a commonly accepted value for the lowest voltage that can cause a dangerous electric shock? A. 12 volts B. 30 volts C. 120 volts D. 300 volts CORRECT ANSWER (B) 
 
T0A02 How does current flowing through the body cause a health hazard? A. By heating tissue B. It disrupts the electrical functions of cells C. It causes involuntary muscle contractions D. All of these choices are correct CORRECT ANSWER (D) 
 
T0A03 What is connected to the green wire in a three-wire electrical AC plug?...
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