Resistors in series Study guides, Class notes & Summaries

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...

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...

HVAC Electrical Final Test Questions and Answers Graded A+ Split-phase motor PSC CSCR Shaded pole motor Resistance reading to ground from the terminal of a good compressor CSR Best starting and running single-phase compressor A. Uses a start and run winding B. Uses a run capacitor C. Uses a run capacitor, start capacitor, and potential relay D. Simplest motor E. 3 megohms F.Only uses a start capacitor G. CSCR motor How much resistance will be measured...

Four 20-: resistors are connected in series. What is the equivalent resistance? A) 80 B) 20 C) 10 D) 5.0 correct answers 80 Ohm Four resistors of 12, 3.0, 5.0, and 4.0 :are connected in series. A 12-9 battery is connected tothe combination. What is the current through the battery? A) 0.50 A B) 1.0 A C) 1.5 A D) 2.0 A correct answers 0.50 A Three resistors of 12, 12, and 6.0 :are connected in series. A 12-9 battery is connected to thecombination. What is the current through the b...

Stationary Engineer Electric Pre Test Questions And Answers An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - ANSWER : current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - ANSWER : True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination i...

Stationary Engineer Electric Pre Test Questions And Answers An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - ANSWER : current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - ANSWER : True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination i...

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the correct answers current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. correct answers True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage will ...

An AC circuit consists only of a pure inductance and a power source. The relationship between the voltage and the current in this circuit is that the - ANSWER current lags the voltage The power factor of a load is equal to the ____________ power divided by the ____________ power. - ANSWER True ; apparent A 10-ohms and 20-ohms resistor are connected in parallel. The total line current drawn by this parallel combination is 30 amps. Under these conditions, the line voltage will be ___________...

ACL2 Exam Questions with 100% Verified Correct Answers R_T_ = 1 / ( (1/R_1_) + (1/R_2_) + (1/R_3) ) 1Q1 Which is the correct formula for determining total resistance in a circuit containing three resistors in series? - Correct Answer R_T_ = R_1_ + R_2_ + R_3_ 1Q2 Which is the correct formula for determining total inductance in a circuit containing three inductors in series? - Correct Answer L_T_ = L_1_ + L_2_ + L_3_ 1Q3 What is the equation to find inductive resistance? - Correct An...