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Interlocking is used to cause some function to happen before some other function occurs.

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False

The plunger-type of solenoid is generally used with relays that use ____.


A) complementary contacts
B) double-break contacts
C) auxiliary contacts
D) load contacts

Correct Answer

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The relay operates on the solenoid principle.

Correct Answer

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True

The relay is a magnetically operated switch.

Correct Answer

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The term relay is often used to describe any type of electronically operated switch.

Correct Answer

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Motor starters generally contain auxiliary contacts as well as ____.


A) complementary contacts
B) double-break contacts
C) elementary contacts
D) load contacts

Correct Answer

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A solenoid is an electrical device that converts electrical energy to ____.


A) regular motion
B) linear motion
C) curved motion
D) vertical motion

Correct Answer

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Eddy currents are currents induced in the core material by the magnetic field of the coil.

Correct Answer

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True

The advantage of the relay is ____.


A) time
B) power
C) control
D) size

Correct Answer

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AC relays used shading coils on the ____ to prevent contact chatter.


A) iron core
B) multi-core
C) C-core
D) bubble core

Correct Answer

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Showing 1 - 10 of 10

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