Electrons Are Going Around a Circle in a Counterclockwise Direction

question 25

Multiple Choice

Electrons are going around a circle in a counterclockwise direction as shown. At the center of the circle they produce a magnetic field that is:

• A) into the page
• B) out of the page
• C) to the left
• D) to the right
• E) zero

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Definitions:

ControlNet Protocol

A network protocol used in industrial automation environments designed to allow real-time, high-speed data exchange between control devices like PLCs and SCADA systems.

High-Speed Link

A communication connection that allows for rapid data transfer between devices or systems.

SERCOS Standard

An open standard for data exchange between drives and controls in industrial applications, facilitating real-time communication.

Field Devices

Equipment such as sensors, valves, actuators, and transmitters located in the physical area being monitored or controlled.