As Shown in the Figure,two Solenoids Are in Line

question 41

Multiple Choice

As shown in the figure,two solenoids are in line.The switch S,initially closed,is suddenly opened.Just after opening S,what is the polarity of the induced emf in terminals X and Y?

• A)X and Y are at the same potential.
• B)X is positive and Y is negative.
• C)Y is positive and X is negative.

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Definitions:

Gateways

Network devices that enable communication between different networks, often using different protocols.

PLC Architectures

The structural design of Programmable Logic Controllers, determining how its components are interconnected and how it processes information and control tasks.

Communications

The process of transferring or exchanging information between entities using common systems, protocols, or methods.

Master/Slave Protocol

A communication protocol in which one device (master) controls one or more other devices (slaves).