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CLOSED BOOK EXAM #1|| 50 QUESTIONS WITH VERIFIED ANSWERS || A” GUIDE|| 100% CORRECT.

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CLOSED BOOK EXAM #1|| 50 QUESTIONS WITH VERIFIED ANSWERS || A” GUIDE|| 100% CORRECT. 1. Electrical current is measured in terms of (b) electrons passing a point per second 2. A stop switch is wired in a motor circuit. (a) series 3. An autotransformer has . (a) one coil 4. What type of meter is shown below? (b) ammeter 5. Concrete, brick or tile walls are considered as being . (c) grounded T. 110.26(A) condition 2 6. (Dark rectangle) is the symbol for a panel. (c) lighting 7. A corroded electrical connection . (c) increases the resistance at the connection 8. An AC ammeter or voltmeter is calibrated to read RMS (d) ettective values; this means the meter is reading the value. 9. The correct connection for the two 120 volt lights to the single-pole switch would be . 10. The location of a wall receptacle outlet in the bath- room of a dwelling shall be installed . 11. On a delta three-phase four-wire secondary, how many hot wires may use the common neutral? (b) 1-6 2-5 3-4-7 (c) within 36" of outside edge of basin 210.52(D) (b) 2 12. It shall be permissible to apply a demand factor of (b) 75% 220.53 to the nameplate-rating load of four or more appli- ances fastened in place served by the same feeder in a dwelling. 13. Insulated nonmetallic boxes are made of . (c) I & II PVC or bakelite

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1. Electrical current is measured in terms of (b) electrons passing a
point per second

2. A stop switch is wired in a motor circuit. (a) series

3. An autotransformer has . (a) one coil

4. What type of meter is shown below? (b) ammeter

5. Concrete, brick or tile walls are considered as being (c) grounded T. 110.26(A)
. condition 2

6. (Dark rectangle) is the symbol for a panel. (c) lighting

7. A corroded electrical connection . (c) increases the resistance
at the connection

8. An AC ammeter or voltmeter is calibrated to read RMS (d) ettective
values; this means the meter is reading the value.

9. The correct connection for the two 120 volt lights to (b) 1-6 2-5 3-4-7
the single-pole switch would be .

10. The location of a wall receptacle outlet in the bath- (c) within 36" of outside
room of a dwelling shall be installed . edge of basin 210.52(D)

11. On a delta three-phase four-wire secondary, how (b) 2
many hot wires may use the common neutral?

12. It shall be permissible to apply a demand factor of____ (b) 75% 220.53
to the nameplate-rating load of four or more appli-
ances fastened in place served by the same feeder in
a dwelling.

13. Insulated nonmetallic boxes are made of . (c) I & II PVC or bakelite

, 14. Tungsten-filament lamps can be used on circuits. (c) AC and DC tungsten
404.14(B3)

15. An overcurrent protective device with a circuit open- (b) fuse DEF 100 over 600v
ing fusible part that is heated and severed by the
passage of overcurrent through it is called a .

16. The service conductors between the terminals of the (b) service-entrance con-
service equipment and a point usually outside the ductors DEF 100
building, clear of building walls, where joined by tap
or splice to the service drop is called the .

17. If you needed to know the provisions for the installa- (d) Article 480
tion of stationary storage batteries, you would refer
to Article of the Code.

18. A chain wrench can be used . (d) I, II, & III chain wrench

19. To cut rigid conduit you should . (c) use hacksaw and ream
the ends

20. A fixture that exceeds in any dimension shall not (c) 16" 410.30(A)
be supported by the screw shell of a lampholder.

21. Is it permissable to install direct current and alternat- (a) yes, if insulated for the
ing current conductors in the same outlet box? maximum voltage of any
conductor 300.3(C1)

22. Electrical equipment shall be installed . (b) according to the local
Code when more stringent
than the NEC

23. Voltage drop in a wire is .

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