Series 150 amps 2 - Study guides, Class notes & Summaries

RCDD Practice Test Latest Questions With Complete Solutions. C If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: A. 3 dB B. 20 dB C. 30 dB D. 40 dB E. 1000 dB B The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver is 1 microwatt. What is t...

Lineman Apprentice Test The difference in a 3 wire & 4 wire distribution circuit is? - Answer- the Neutral wire What is the formula for power - Answer- P=VxI Transmission voltage is generally _________ to _________. - Answer- 138,000 to 765,000 volts If the diameter of the pole to be set is 10", the diameter of the hole should be ____ to allow sufficient room for tamping. - Answer- 16", 3" on each side of the pole What are the component parts of a distribution system? - Answer-...

PTICH - rise/span what size of a circuit breaker can be installed on a line with 7 outlets 14 AWG wire? - 15 amp; according to code, the conductor ampacity rating for a 14 gauge wire is 15 amps. for 12 gauges wire is 20 amps. the number of outlets does not determine the size of circuit breaker. how many roof squares are in the roof measuring 45' by 50'? - 22.5; (45x50) / 100 (roofing squares made of 10'x10'). total drop for a 120' pipe with a 2% slope? - 2'5" = 120x2%=2.4 how ...

Electrical 2; MOD 1 Complete Study Guide 2023. Which of these items determines the amount of voltage induced in a moving conductor? - ANSWER Strength of magnetic field Speed of conductor Rate of movement The greatest amount of voltage is induced when the conductor is moving _____ to the magnetic field. - ANSWER perpendicular What is the frequency of a waveform that occurs 500 times in 10 seconds? - ANSWER 50Hz Given frequencies of 60Hz and 50Hz, which has the shortest period? - ANSWE...

The maximum temperature setting for a high limit on a converted forced air appliance is? a. 200 ̊F b. 250 ̊F c. 300 ̊F d. 350 ̊F b. 250 ̊F Water heaters utilizing large gas inputs and small water capacities must have a. Low water cut off b. Low limit control c. Overflow switch d. Flow switch d. Flow switch The most common type of water heater found in domestic applications is a. The copper-fin tube water heater b. The instantaneous water heater c. Storage type ind...

CSLB B GENERAL PTICH rise/span what size of a circuit breaker can be installed on a line with 7 outlets 14 AWG wire? 15 amp; according to code, the conductor ampacity rating for a 14 gauge wire is 15 amps. for 12 gauges wire is 20 amps. the number of outlets does not determine the size of circuit breaker. how many roof squares are in the roof measuring 45' by 50'? 22.5; (45x50) / 100 (roofing squares made of 10'x10'). total drop for a 120' pipe with a 2% slope? 2'5" = 120x2%=2.4 ...

1 AIC EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ In addition to the title of the meeting, the date, time and location it occurred, what are the other important items to include in a meeting minutes? Correct Answer: List of attendees and who needs to receive a copy of the minutes. Clear and unbiased summary of the major points, discussions, and decisions made. Action items with responsibility and due dates. Which of the following documents is used by a Contra...

Electrical 2 module 1 Exam Questions And Correct Answers The hertz rating of a ac circuit is __ if the frequency is 20 cycles per 1/2 second - answer40 hertz A circuit has an rms voltage of 120vac, the peak voltage is? - answer170v The turns ratio of a transformer with 200 turns into primary and 100 turns in the secondary is __ - answer2:1 Opening the secondary of a CT (current transformer) underload will cause? - answerDangerously high voltages A circuit has a peak voltage of 275 V the...

CSLB B GENERAL QUESTIONS AND ANSWRERS 100% PASS PTICH rise/span what size of a circuit breaker can be installed on a line with 7 outlets 14 AWG wire? 15 amp; according to code, the conductor ampacity rating for a 14 gauge wire is 15 amps. for 12 gauges wire is 20 amps. the number of outlets does not determine the size of circuit breaker. how many roof squares are in the roof measuring 45' by 50'? 22.5; (45x50) / 100 (roofing squares made of 10'x10'). total drop for a 120' pipe with a 2% ...

A contractor wants to raise the car speed from 100 fpm to 125 fpm, it currently has a 12" sheave. What is required? - ANS 100 fpm/125 fpm= 12"/ X =15 A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - ANS Replace it with a larger MOV - 630 On a Ward-Leonard circuit the brake is set, but the motor is trying to slip through the brake. What is the issue? - ANS Suicide Circuit - 425 You have an old DC motor and are ad...