Question 1

Solid-state provides a method for electrically controlling machines and different processes with elements and accessories.&#10;A)alloy&#10;B)heating&#10;C)continuous&#10;D)logic

Accepted Answer

Solid-state devices are often used in logic circuits to control machines and processes. These devices rely on semiconductor materials, such as silicon or gallium arsenide, to control electrical currents and switch between different states. This allows for more precise and rapid control than traditional analog systems. Alloy and heating elements do not typically play a direct role in solid-state control, and while some solid-state systems may operate continuously, this is not a defining characteristic of the technology. Solid-state technology involves the use of semiconductor devices and integrated circuits for electrical control, which utilize logic gates to process and interpret signals. Therefore, logic is the best choice for completing the sentence. The other options, alloy, heating, and continuous, are not necessarily associated with solid-state control.

Question 2

Electromechanical devices are used to provide interlocking methods and sequencing control.

Accepted Answer

Electromechanical devices, such as relays, solenoids, and motor starters, can be used in control circuits for interlocking and sequencing of operations. Electromechanical devices can provide interlocking methods and sequencing control, such as limit switches, relays, and timers.

Question 3

In addition to the greater noise immunity provided by integrated electronic circuits, the logic functions include additional .&#10;A)auxiliary contacts&#10;B)steps of acceleration&#10;C)filtering and buffering&#10;D)voltage reducing elements

Accepted Answer

Integrated electronic circuits include logic functions with additional filtering and buffering to enhance noise immunity. This allows for reliable operation in noisy environments. Options A, B, and D are unrelated to the functions of integrated electronic circuits. Integrated electronic circuits not only provide greater noise immunity but also include filtering and buffering functions to improve overall performance. Auxiliary contacts, steps of acceleration, and voltage reducing elements are not typically included in logic functions.

Question 4

Every function in solid-state starting units is illuminated with electronic LEDs.

Accepted Answer

Solid-state starting units may use LEDs for indication purposes, but not every function within these units is necessarily illuminated or indicated by LEDs. Some functions might be managed or indicated through other electronic components or display methods.

Question 5

The energy-saving option, including a microcomputer, is activated before the motor is up to speed.

Accepted Answer

The energy-saving option, including a microcomputer, is typically activated after the motor has reached its operating speed to optimize efficiency and reduce energy consumption during steady-state operation, not before.

Question 6

Solid-state starters are an effective choice in applications.&#10;A)reduced voltage&#10;B)simple&#10;C)low temperature&#10;D)outdoor

Accepted Answer

Solid-state starters are designed to provide reduced voltage starting to electric motors. Therefore, they are an effective choice in reduced voltage applications. Solid-state starters are designed to provide reduced voltage to motors, making them an effective choice for reduced voltage applications.

Question 7

In the color coding of LEDs, AMBER indicates .&#10;A)starting&#10;B)control voltage present&#10;C)shorted SCR&#10;D)phase loss

Accepted Answer

AMBER indicates starting in LED color coding.

Question 8

A solid-state, reduced voltage motor starter uses controlled rectifiers for power control.&#10;A)graphite&#10;B)silicon&#10;C)copper&#10;D)platinum

Accepted Answer

Solid-state, reduced voltage motor starters commonly use silicon-controlled rectifiers (SCRs) for power control. SCRs are widely used for this purpose due to their ability to handle high currents and their reliability. Solid-state motor starters commonly use silicon-controlled rectifiers (SCRs) for power control. SCRs are electronic switches that can handle high currents and are capable of controlling AC power. The other choices (graphite, copper, and platinum) are not commonly used in solid-state motor starters for power control.

Question 9

Solid-state starters are available in ranges up to several hundred horsepower.

Accepted Answer

Solid-state starters are available in ranges up to several hundred horsepower. Solid-state starters are available in ranges up to several hundred horsepower.

Question 10

Power-saving modules are available that detect idling or low-power periods of operation.

Accepted Answer

Power-saving modules that detect idling or low-power periods of operation are available, and they can help conserve energy and extend battery life. Power-saving modules that detect idling or low-power periods of operation are indeed available.

Deck 30: Ac Solid-State Reduced Voltage Controller