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Electric Circuit: Branch Circuit Definition

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Electric Circuit: Branch Circuit Definition

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Questions and Answers

According to the National Electrical Code (NEC), what is the minimum load that should be observed on a 15 amperes circuit with a maximum area of 40 sq.m?

2,400 watts

1,800 watts

1,200 watts (correct)

1,600 watts

What is the purpose of an individual branch circuit?

To supply outlets for lighting and appliances, including convenience receptacles

To supply a single specific item (correct)

To supply electricity to small appliances outlets in the kitchen

To supply outlets intended for feeding appliances, excluding fixed lighting

How is over design characterized in terms of cost?

Balanced in terms of initial and operating costs

Wasteful in both initial and operating costs (correct)

Cost-effective in initial and operating costs

Optimal in initial cost but high in operating costs

What is the main consideration when allocating space for electrical systems?

Expandability (D) Signup and view all the answers

What is the recommended rating for a general purpose branch circuit according to the NEC?

20 amperes circuit (B) Signup and view all the answers

In terms of circuiting guidelines for residential loads, what does the National Electrical Code require for circuits in buildings excluding porches, garages, and basements?

$30$ watts per sq.m (B) Signup and view all the answers

What is the National Electrical Code's definition of a branch circuit?

The circuit conductors between the final over current protective device and the outlets (D) Signup and view all the answers

In an electric circuit, what does 'Branch Circuit' specifically refer to?

The wiring between the over current protective device and the outlets (A) Signup and view all the answers

Which of the following components are typically included in a branch circuit?

The load, the wiring, and the over current protective device (C) Signup and view all the answers

What does 'Flexibility of the Circuit' imply in electrical circuit design?

The ability for the installation to handle different load patterns and locations (B) Signup and view all the answers

What determines the reliability of electric power in a facility according to the text?

The utility service and energy considerations (A) Signup and view all the answers

Why is 'Safety of the Circuitry' considered an important aspect in electrical circuit design?

To prevent electrical hazards and ensure user safety (A) Signup and view all the answers