Resistors - Study guides, Class notes & Summaries

Image Production - ARRT X-RAY BOARD EXAM The resistance of electric flow through a circuit is measured in: A. Volts B. Amperes C. Ohms D. Joules - ANSWER C. Ohms A circuit with a single path for electric current flow is defined as a(n): A. Parallel circuit B. Closed circuit C. Series circuit D. Open circuit - ANSWER C. Series circuit The degree of resistance provided by an individual resistor within a circuit is measure...

DELMAR UNIT 5 RESISTORS questions and answers verified 2024

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - CORRECT ANS Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - CORRECT ANS Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? - CORRECT ANS Suici...

Resistors/ The LDR and the thermistor Exam Questions and Answers 2024( A+ GRADED 100% VERIFIED).

if a combination audible/visible appliances are installed, the location of the installed appliance shall be determined by the requirements of - correct answer the visible appliance what is the maximum number of 12-gaugeTHHN conductors that can be installed in 1-inch EMT - correct answer 26 Do you resistors are connected in parallel. R1 = 300 Ohms, R2 = 300 Ohms. What is the equivalent resistance? - correct answer 150 Ohms I room is 200 feet long and 100 feet wide, and the 8 foot high ce...

Electrostatic Discharge - Answer- What does the acronym ESD stand for? 100mA, 200mA - Answer- Current amounts between __ and __ can be lethal. Shock - Answer- What is the number one concern in regards to electrical safety? Protons, neutrons, electrons - Answer- Bohr's Atomic Model consists of what three components? Shells - Answer- Electrons are arranged in __ around the nucleus. Conductors, semi-conductors, and insulators - Answer- What are three types of materials used in elect...

The resistance of electric flow through a circuit is measured in: A. Volts B. Amperes C. Ohms D. Joules - Answer-C. Ohms A circuit with a single path for electric current flow is defined as a(n): A. Parallel circuit B. Closed circuit C. Series circuit D. Open circuit - Answer-C. Series circuit The degree of resistance provided by an individual resistor within a circuit is measured in: A. Volts B. Watts C. Ohms D. Amperes - Answer-C. Ohms Within a circuit, the letter ( I ) is used ...

Elevator Mechanic Exam Prep 2024 update with questions and correct answers Who can you demand a MSDS sheet from to check chemicals in a cleaning product. 110 PG 13 - ANSWER-Your elevator Company Superintendent/Manager 12 Floor Building with three cars, 3 floors will not get PI's. How many PI's in total do you need to order for this job? - ANSWER-12 Floors x 3 Elevators= 36 PI's - (3 from 3 floors)9 =27 a 75 Ohm resistor has blow and you don't have a replacement, What can you use? - ANSWE...

CETa Practice Test Questions and Answers Already Passed What is voltage in an electrical circuit? a. The rate of flow of electric charge b. The total resistance in a circuit c. The electrical potential difference between two points d. The energy consumed by a circuit What unit is used to measure electrical frequency? a. Volts b. Amperes c. Hertz d. Ohms What is the purpose of a resistor in a circuit? a. To increase voltage b. To store electrical energy 2 c. To lim...

When testing a water level supervisory switch serving a pressure tank a signal shall indicate if the water level _____________from the required level - PRECISE ANSWER rises or falls over 3 inches (NFPA 72, Table 14.4.3.2 17 (j) (4) If combination audible/visible appliances are installed the location of the installed appliance shall be determined by the requirements of - PRECISE ANSWER the visible appliance (Nfpa 72 18.4.8.1) What is the maximum number of 12 gauge THHN wires that can be ins...