Ampere an - Study guides, Class notes & Summaries

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...

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 ...

Ham Technician Exam Review Questions & Answers 2024/2025 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 - ANSWERS(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 - ANSWERS(D) T0A03 What is connected to ...

NAFI CFEI OFFICIAL Exam Graded A+ CODE A standard that is an extensive compilation of provisions covering broad subject matter or that is suitable for adoption into law independently of other codes and standards. GUIDE A document that is advisory or informative in nature and that contains only non mandatory provision. This may contain mandatory statements such as when it can be used, but the document as a whole is not suitable for adoption into law. Recommended Practice A document that...

Absolute Temperature Ans- A temperature measured in Kelvins (K) or Rankines (R). Accelerant Ans- A fuel or oxidizer, often an ignitible liquid, intentionally used to initiate a fire or increase the rate of growth or spread of fire. Accident Ans- An unplanned event that interrupts an activity and sometimes causes injury or damage or a chance occurrence arising from unknown causes; an unexpected happening due to carelessness, ignorance, and the like. Active Fire Protection System Ans-...

Chapter 03: Radiation Characteristics Iannucci: Dental Radiography, 5th Edition MULTIPLE CHOICE 1. In dental radiography, the term ________ is used to describe the mean energy or penetrating ability of the x-ray beam. a. quality b. quantity c. intensity d. wavelength ANS: A Quality is used to describe the mean energy or penetrating ability of the x-ray beam. Quantity refers to the number of x-rays produced. Intensity is defined as the product of the quantity and quality per...

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...

State IBEC Book Latest Update Graded A+ Archard-Thiers Syndrome A hormonal disorder seen in postmenopausal women with diabetes, characterized by growth of body hair in a masculine distribution Acne Anybody up for a disease of the skin with the formation of an eruption of papules or pustules Acquired Incurred as a result of factors acting from for originating outside of the organism, not inherited Acute Sharp, having severe symptoms in a short course ACTH Adrenocorticotropic ...

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...

An electrical conductor is an element with Electrons in its outer orbit - ANSWER Less than 4 Like charges - ANSWER repel Carbon and Silicon are examples of ___ - ANSWER semiconductors Which unit of electricity does the work in a circuit ? - ANSWER ampere (amp) As temperature increases - ANSWER The resistance of a conductor increases The Is a unit of electrical pressure - ANSWER Volt Tech A says a two wire variable resister is called a reosthat. Tech b says that a 3 wire variabl...