REVIEW QUIZ- SET 4_ ELC 302

REVIEW QUIZ- SET 4_ ELC 302

University

51 Qs

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REVIEW QUIZ- SET 4_ ELC 302

REVIEW QUIZ- SET 4_ ELC 302

Assessment

Quiz

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University

Practice Problem

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GEOREY TAJADA

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51 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the standard frequency of AC power in most industrial systems?

50 Hz

60 Hz

100 Hz

75 Hz

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum size of grounding electrode conductor for a 100A service using copper?

6.0 mm²

8.0 mm²

10.0 mm²

16.0 mm²

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the standard supply voltage for three-phase industrial load in the Philippines?

220V

230V

240V

380V

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of protection does a fuse provide?

Overcurrent only

Overvoltage

Under voltage

Ground fault

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most common wire insulation for conduit wiring systems?

NM

THHN

TW

UF

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum service entrance conductor size for a 60A service using copper?

5.5 mm²

8.0 mm²

14.0 mm²

22.0 mm²

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the common Philippine Electrical Code (PEC) clearance between panelboards and walls or equipment in front?

750 mm

900 mm

1200 mm

1500 mm

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