Armature definition - Study guides, Class notes & Summaries

Elevator mechanics exam 300 What's the equation for the volume of the cylinder? - Correct answer-V (volume)= pi multiplied by R squared multiplied by the height Example: radius is 6" height is 30 V=3.1416•6•6•30 A drill draws a current (I) of 4.5 amps and resistance of 16.0 ohms, how do You find the power(watts)? - Correct answer-P=I squared (amps) multipled by R(resistance) Example:P=4.5•4.5•16.0 4.5•4.5=20.25 20.25•16.0=324 P=324 What is the equation for distance? - ...

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 ...

ETA CET Exam 382 Questions with Verified Answers The resistance of a component at a given frequency - CORRECT ANSWER What is impedance? Diode - CORRECT ANSWER A two terminal device that conducts in only one direction. Printed Circuit Board - CORRECT ANSWER Insulating board containing conductive tracks for circuit connections. Capacitor - CORRECT ANSWER An electrical device used to store electrical charge. 1996 - CORRECT ANSWER When did the ETA initiate renewal? False - CORRECT ...

NCCER Electrical Level 2 Module 2 Motors: Theory and Application How DC motors operate? - Answer- Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature - Answer- The rotating windings of a DC motor. Commutator - Answer- A device used on electric motors or generators to maintain a unidirectional current. Torque - Answer- _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet a...

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 ...

NCCER Electrical Module 2 Level 2 Motors Theory and Application Exam Questions and Answers. How DC motors operate? - correct answer -Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature: (Definition) - correct answer -The rotating windings of a DC motor. The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. - correct answer -Armature A twisting force called ______ must...

Accelerating Power - ANSWER-In a GENERATOR, the difference between the MECHANICAL INPUT POWER and the electrical output POWER (assuming no LOSSES). For a GENERATOR's TORQUE ANGLE to change, the GENERATOR must have accelerating POWER. Accumulated Inadvertent - ANSWER-The accumulation over time of INADVERTENT ENERGY. The accumulated inadvertent account of a BALANCING AUTHORITY represents the amount of excess ENERGY a BALANCING AUTHORITY has either supplied to the INTERCONNECTION or absorbed fr...

Welding - Chapters 1-6 - First Exam with Complete Solutions List welding Currents: AC,DC-,DC+ What is the Definition of welding current the current in the welding circuit during the making of the weld. Three units are used to measure welding current Voltage: electrical pressure Amperage: number of electrons flowing Wattage: power of the arc What approximately is The temperature of the arc? 11,000°F (6000°C). Three different types of current used for welding are Alternating Current: evenly...

General Theory of Law and Development Yong-Shik Lee† Although scholarship in law and development that explores the relationship between law and social and economic progress has evolved over the last four decades, this area of inquiry remains unfamiliar to many legal scholars, lawyers, and policy makers. Scholars have not yet been able to develop a theory that systematically explains the interrelationship between law and development, which would establish law and development as a robust...

CET Study Guide Exam 294 Questions with Verified Answers B+, or supply voltages in electronics products, is considered to be: A. +5 to +12 VDC B. 0 to 30 V DC C. +12 to 300 V DC D. The anode or plate voltage supply - CORRECT ANSWER A: +5 to +12 VDC Leakage current in an electronic product, between either of the AC power cord conductors and the chassis or any exposed metal parts should not exceed A. 5 micoamps B. 500 microamps C. 5 milliamps D. 50 milliamps - CORRECT ANSWER D: 50...