Question

31. in a typical large industrial plant, the voltage on the radials to the penthouse will...

31. in a typical large industrial plant, the voltage on the radials to the penthouse will be
A. 12,000 V.
B. 800 V.
C. 680 V.
D. 60,000 V

32. A point on the wiring system at which current is taken to supply utilization equipment is called
A. a device.
B. a switchboard.
C. an outlet.
D. a panel board.

33. A large industrial customer would most likely be connected to which one of the following portions of an electrical system?
A. A secondary distribution system
B. The transmission system
C. A primary distribution system
D. The subtransmission system

34. The type of raceway that would be used to supply current to cranes and hoists is the
A. busway.
B. wireway.
C. auxiliary gutter.
D. cable bus.

35. Power and lighting loads are usually on separate feeder circuits to prevent
A. excessive current draw.
B. short bulb life.
C. excessive power factor.
D. lighting flicker.
0 0
Add a comment Improve this question Transcribed image text
Know the answer?
Add Answer to:
31. in a typical large industrial plant, the voltage on the radials to the penthouse will...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • Question 2: A large network supplies a three phase induction motor through a short feeder line. The following data are provided No-load Test Data: ho-load 480 V; Ino-load = SA; Pno-load 1.3 kw Blocke...

    Question 2: A large network supplies a three phase induction motor through a short feeder line. The following data are provided No-load Test Data: ho-load 480 V; Ino-load = SA; Pno-load 1.3 kw Blocked-rotor Test Data: Volocked-rotor 52 V; Iblocked-rotor 34 A; Polocked-rotor 1.3 kw: frequencyblocked-Fotor 25 Hz Stator Resistance: Rstator 0.3529 n/mile; Length 3 miles (0.1+j0.56) Supply Feeder Data: Zfeeder HP: v,upply-440 V: Number of poles-4: Slip-2.5%; Ploss- 250 w a. Calculate the magnetizing impedance of the three phase...

  • A distribution board distributes energy to various items of plant via an installation which has a...

    Step by step precise and concise full solution please A distribution board distributes energy to various items of plant via an installation which has a high voltage (H.V.) panel, a low voltage (L.V) panel and a transformer. The details are as follows: The H.V. panel obtains a 3-phase supply at 11 kV. The transformer circuit-breaker is equipped with 75/5A current transformers which feed a very inverse 3-poles overcurrent relay of 5-A rating. The transformer has a rating of 1000 kVA...

  • solve part D,E,F Assignment Description @ (Case studies & Basic calculation) Note: 3 to 4 students...

    solve part D,E,F Assignment Description @ (Case studies & Basic calculation) Note: 3 to 4 students in a group only. The generation, delivery, and utilization of electric power and energy remain one of the most challenging and exciting fields of electrical engineering. The astounding technological developments of our age are highly dependent upon a safe, reliable, and economic supply of electric power. Describe your understanding on comprehensive coverage of the generation, transformation, transmission, distribution, and utilization of electric power. The...

  • 1. A typical motor speed control circuit that is controlled by an analog current loop will...

    1. A typical motor speed control circuit that is controlled by an analog current loop will have a current of A. 2-20 mA B. 5-50 mA C. 0-10 mA D. 4-20 mA. 2. What is the purpose of thermostat number 2, IN7, in the mixing vat machine? A. This thermostat is used to prevent an over-temperature condition in the event thermostat one sticks open. B. This thermostat is used to shut off the heater when the chemical mix reaches setpoint...

  • Question 2: A large network supplies a three phase induction motor through a shor eeder line....

    Question 2: A large network supplies a three phase induction motor through a shor eeder line. The following data are provided No-load Test Data. pRo-load 480 V; /w-loa.-5 A: Pre-loa,-1.3 kW Blocked-rotor Test Data: blocked-rotor-S2 V: /blocked-retor 4 A: Paiored 1.3 kW: frequencyelocked-rotor 25 Hz Stator Resistance: Rstator 0.3529 Ω Supply Feeder Data. Zreeder-(0.1 + j0.56) ถ/mile: Length's 3 miles System Data: Pina.-40 HP; Vsupp,-440 V: Number of poles-4: Slip-2S% 250 W Calculate the maghetizing lmpedance of the three phaso...

  • Class: Week 7 10. Where multiple power supplies serve the same de system, the dc side...

    Class: Week 7 10. Where multiple power supplies serve the same de system, the dc side of each power su supply shall have a a. disconnecting means b. suitable ground c. removable conductor d. removable fuses 11. Generator accessories,including but not limited to, te electrically operated louver, ath altemate power accessories essential for generator operation, shall be arranged for automatic connection to source. a. transfer fuel pump c. environmental controls b. transfer circuit d. auviliary switching 12. Minimum ampacity of...

  • Question3 3000 kVA / 0.09 p.u. Alternators 2 40004VA 0.12 p.u 6kV Busbars 4000 LVA 0.05 p.. Transmission Lines Lin...

    Question3 3000 kVA / 0.09 p.u. Alternators 2 40004VA 0.12 p.u 6kV Busbars 4000 LVA 0.05 p.. Transmission Lines Lines 4000 kV 0.05 p.ย. Step-Up Transformers 5000 kVA 5000 kVA 0.06 р.u. 0.06 p.u. 11 kV Basbars -150 kVA 0.05 pu. Secondary feeder line Step-Down 1500 kVA 0.03 p.u 415 V Busbars Fault Point Figure Q3 Figure Q3 shows a power system comprising two three phase alternators supplying 6 kV busbars. I wo paralilel transmission lines fed from these busbars...

  • can anyone help me with this test please? I'm struggling with it QUESTION 1 A permanently...

    can anyone help me with this test please? I'm struggling with it QUESTION 1 A permanently installed overhead strip light is a ____. a.foot light b.track light c.border light d.head light    QUESTION 2 Egress lighting for carnivals, circuses and fairs shall not ____. a.contain metal raceways b.be integrated into a central switchboard c.contain branch circuits d.be protected by a GFCI protection device    QUESTION 3 The attachment plug cap in a mobile home shall be a ____, rated 50...

  • (15 pts.) A voltage source with 115 V rms value, is feeding three loads, which are...

    (15 pts.) A voltage source with 115 V rms value, is feeding three loads, which are in parallel to one another. The information about the loads is as follows L1: 200 W, at pf .92 lagging L2: 250 VA, at pf= .81 leading L3: 200 VARs at pf .85 lagging a. (1 point) Show the diagram depicting the given system 5 ะ Jr 2 + b. (6 points) Calculate S, P, Q, and 6 for each of the loads c....

  • Consider the rectifier circuit below. The input ac voltage has magnitude Vs at a frequency of w. You may assume that the filter Lbig is sufficiently large such that a K ω i.e. the ripple in the induc...

    Consider the rectifier circuit below. The input ac voltage has magnitude Vs at a frequency of w. You may assume that the filter Lbig is sufficiently large such that a K ω i.e. the ripple in the inductor current can be ignored), and that the diodes are ideal. a. Sketch and dimension the voltage labelled V b. Sketch and dimension the currents through diodes D1 and D2 under periodic steady-state Lbig conditions. Label the magnitudes of the currents in terms...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT