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a.
Draw the correct symbol for the description “Lighting panel”.
a.
Explanation of Solution
The symbol for the lighting panel is drawn and it is shown in Figure 1 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
b.
Draw the correct symbol for the description “Clock outlet”.
b.
Explanation of Solution
The symbol for the clock outlet is drawn and it is shown in Figure 2 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
c.
Draw the correct symbol for the description “Duplex outlet”.
c.
Explanation of Solution
The symbol for the duplex outlet is drawn and it is shown in Figure 3 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
d.
Draw the correct symbol for the description “Outside telephone”.
d.
Explanation of Solution
The symbol for the outside telephone is drawn and it is shown in Figure 4 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
e.
Draw the correct symbol for the description “Single-pole switch”.
e.
Explanation of Solution
The symbol for the single-pole switch is drawn and it is shown in Figure 5 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
f.
Draw the correct symbol for the description “Motor”.
f.
Explanation of Solution
The symbol for the motor is drawn and it is shown in Figure 6 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
g.
Draw the correct symbol for the description “Duplex outlet, split-wired”.
g.
Explanation of Solution
The symbol for the duplex outlet, split-wired is drawn and it is shown in Figure 7 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
h.
Draw the correct symbol for the description “Lampholder with pull switch”.
h.
Explanation of Solution
The symbol for the lampholder with pull switch is drawn and it is shown in Figure 8 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
i.
Draw the correct symbol for the description “Weatherproof outlet”.
i.
Explanation of Solution
The symbol for the weatherproof outlet is drawn and it is shown in Figure 9 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
j.
Draw the correct symbol for the description “Special-purpose outlet”.
j.
Explanation of Solution
The symbol for the special-purpose outlet is drawn and it is shown in Figure 10 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
k.
Draw the correct symbol for the description “fan outlet”.
k.
Explanation of Solution
The symbol for the fan outlet is drawn and it is shown in Figure 11 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
l.
Draw the correct symbol for the description “Range outlet”.
l.
Explanation of Solution
The symbol for the range outlet is drawn and it is shown in Figure 12 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
m.
Draw the correct symbol for the description “Power panel”.
m.
Explanation of Solution
The symbol for the power panel is drawn and it is shown in Figure 13 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
n.
Draw the correct symbol for the description “3-way switch”.
n.
Explanation of Solution
The symbol for the 3-way switch is drawn and it is shown in Figure 14 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
o.
Draw the correct symbol for the description “Push button”.
o.
Explanation of Solution
The symbol for the push button is drawn and it is shown in Figure 15 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
p.
Draw the correct symbol for the description “Thermostat”.
p.
Explanation of Solution
The symbol for the thermostat is drawn and it is shown in Figure 16 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
q.
Draw the correct symbol for the description “Electric door opener”.
q.
Explanation of Solution
The symbol for the electric door opener is drawn and it is shown in Figure 17 as follows:
Conclusion:
Thus, the symbol for the given description is drawn.
r.
Draw the correct symbol for the description “Multioutlet assembly”.
r.
Explanation of Solution
The symbol for the multioutlet assembly is drawn and it is shown in Figure 18 as follows:
Where,
Conclusion:
Thus, the symbol for the given description is drawn.
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Chapter 2 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
- The one line Diagram of a power system is shown in figure the Three phase power and Line-Line rating are given below G. 80MVA, 22 kV, X = 24% G2: 68.85MVA, 21 kv, x = 22.5%. T: 90 MVA, 24/220kv, X = 1% T2: 80 M VA, 20/220 kV, x=6% Line! 121 J Line: 49 r Line ! 50 π Load: 10M var, Capacitor. Draw an impedance diag veu in Per unit and Find matrix. choose 2 oku, loo MVA, base. Tz G 0438 LI LET G2 T loadarrow_forwardA 3- overhead line is being supported by four-disc suspension insulators; the potentials across the first and second insulator from the top are 9 kV and 13 kV respectively. Calculate (i) the line voltage (ii) the ratio of capacitance between pin and earth to self-capacitance of each unit (iii) me string efficiencyarrow_forwardQ The one line Dingrum of a power System By the one line. Dingrumvee phase power ad Line -Line rating are given below. G. SOMVA, 22 kV, x = 24% -G2: 68.85MVA, 21 kv, x = 225 T: 90 MVA, 24/220kv, X = 1% -T2: 80 μVA, 20/220kv, x = 6% Line! 12122 Line: 492 Line ! 50 π Load: 10 μvar, Capacitor. Draw an impedance diag rem in Find matrix. Per unit and choose 20kv, 100MVA, base. Vb Sb G Te Tz LI +3E+G2 LL L3 loadarrow_forward
- Over string of 3-0 transmission line has (3) insulators and Ce = 0.12 C. If the voltage between the steel pin of the first insulators and metal gap of the last insulator is 33 kV. find: 1. The voltage distribution across the insulators and efficiency. 2. The new voltage distribution and efficiency if number of insulators increases one.arrow_forwardAn overhead line conductor having a parabolic configuration weighs 1.925 kg/m of length. The cross section area of the conductor is 2 cm² and the ultimate strength is 8000 kg/cm². The towers are 300 m apart having difference levels of 15 m. Calculate the sag from the taller tower, so that the factor of safety shall be 5. Assume that ice load is 1 kg/m run and there is no wind pressure.arrow_forwardHomework: ANOVA Table for followed design B AB Solve the question by hand -1 -1 1 (15,18,12) 1 -1 -1 (45,48,51) -1 -1 (25,28,19) Solve the question by hand 1 1 1 (75,75,81)arrow_forward
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- Pick up the correct answer 1. Most of the high-voltage transmission lines are A. Underground. B. Overhead 2. High-voltage transmission lines use A. Suspension insulators C. Wireless D. None of them. B. Pin insulators C. Both A and B D. None of them. C. Either of the above D. None of the above 3. The load on distributors systems are generally A. Balanced B. Unbalanced 4. A feeder in a transmission system feeds power to A. Distributors B. Generating stations C. Service mains D. All of the above 5. Corona loss increases with A. Decrease in conductor size & increase in supply frequency. B. increase in both conductor size and supply frequency. C. Decrease in both conductor size and supply frequency. D. Increase in conductor size and decrease in supply frequency. 6. If the length of a cable is doubled. Its capacitance is C. Quadrupled D. None of the above 7. The distributors for residential areas are B. 3-D three wire B. 20V C. 3-0 four wire D. None of the above 8. Five photocells are…arrow_forwardPick up the correct answer 1. The area under the daily load curve gives A. average load in kw Ⓑ units generated in kwh 2. the minimum phase-neutral voltage at which corona A. Visual critical voltage C. plant capacity in kw D. Maximum demand in kw occurs is B. Receiving voltage C. String voltage D. Critical disruptive voltage. 3. If the length of a transmission line increases, its inductance is B. Decreases C. Constant A. Increases 4. Photo cells are connected in parallel in order to D. None of them ⒶH Increase voltage rating B. Increase current rating C. Increase life cells. D. All of the them 5. Which of the following is a high head turbine? A Pelton turbine B. Francis turbine 6. Best diversity factor will be at: C. Kaplan turbine D. Propeller turbine A. diversity factor) 7. When the voltage regulation is positive, then receiving voltage is than sending voltage B. More C. Equal D. None of the them Ⓐ. Less 8. Fill factor of solar cell using the data: Pmax 10 w, Voc= 5 V, Isc= 1 A A.5…arrow_forwardHomework: ANOVA Table for followed design Dr B AB -1 -1 1 (15.18,12) 1 -1 -1 (45.48.51) -1 1 -1 (25,28,19) 1 1 (75,75,81)arrow_forward
EBK ELECTRICAL WIRING RESIDENTIALElectrical EngineeringISBN:9781337516549Author:SimmonsPublisher:CENGAGE LEARNING - CONSIGNMENT