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Electrical Circuits Quiz

Authored by Tom Eccles

Education

12th Grade

Electrical Circuits Quiz
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main function of circuit breakers?

To interrupt excessive current flow

To increase voltage

To decrease resistance

To enhance power output

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a cause of overcurrent?

Short circuits

Excessive load

Low voltage

Arc fault

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when a fuse has 'blown'?

It needs to be replaced

It starts storing energy

It becomes reusable

It increases the circuit's voltage

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the disconnection current rating (Ia) specify about a fuse?

The voltage level it can handle

The time it takes to blow

The current value causing disconnection in a specific time

The energy capacity it can store

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major problem when replacing the fuse wire in rewirable fuses?

The wire is too short.

The incorrect rating of wire can be easily inserted.

The wire is too expensive.

The wire is not available.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a concern for designers and duty holders regarding BS 3036 fuses?

High cost

Lack of reliability

Complex installation

Excessive size

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can BS 88 fuses be configured to assist?

Selectivity

Cost reduction

Size reduction

Color coding

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