A device designed to open and close a circuit by nonautomatic means and to open the circuit automatically on a predetermined overcurrent without damage to itself when properly applied within its rating is called a Select one: a. GFCI b. circuit breaker c. potentiometer d. knife switch

A device designed to open and close a circuit by nonautomatic means and to open the circuit automatically on a predetermined overcurrent without damage to itself when properly applied within its rating is called a Select one: a. GFCI b. circuit breaker c. potentiometer d. knife switch

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter3: Determining The Required Number Of Branch Circuits, Lighting Outlets, And Receptacle Outlets

Section: Chapter Questions

Problem 17R: In a single-family dwelling, how is overcurrent protection for branch circuits required to be...

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Concept explainers

Gear Motor

A gear motor is a combination of a gearbox and an electric motor. This combination of two systems is used for efficient usage of the motor. It makes a cost-effective solution for high torque, low-speed applications. These motors are used in our household as, garage door openers, alarm clocks. In commercial areas, hospital beds, cranes.

Question

page3D44
ovember 29 ► GW102 Lesson 15 Exam
A device designed to open and close a circuit by nonautomatic means and to open the circuit automatically on a
predetermined overcurrent without damage to itself when properly applied within its rating is called a
ed
00
Select one.
on
a. GFCI
b. circuit breaker
c. potentiometer
d.knife switch
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Lesson 19

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