WorksheetsElectronic Systems Assessment
Total questions: 20
Worksheet time: 15mins
What is an electronic system primarily defined as in the text?
A collection of wires and batteries
A grouping of interconnected parts that move an electric charge to achieve a specific outcome
A series of copper pathways on a fiber board
A network of electrical generators and turbines
What material serves as the primary medium for electric currents to flow in electronic systems?
Rubber
Fiber board
Copper
Solder mask
What is a solder mask used for in printed circuit boards?
To connect components to the circuit board
To insulate wires from crossing electrical paths
To prevent oxygen from reaching the copper and causing corrosion
To create pathways for electrical current
Which of the following is an example of an open-loop system mentioned in the text?
Home thermostat
Modern light bulb
Air conditioning unit
Electrical grid
What distinguishes a closed-loop system from an open-loop system?
Closed-loop systems use more electricity
Closed-loop systems are always simpler
Closed-loop systems include a feedback loop where output values affect input values
Closed-loop systems only exist in large-scale applications
According to the text, what is the function of a thermostat in a home air conditioning system?
It serves as the main compressor
It compares current temperature with a stored value to determine operation
It directly cools the air in a room
It measures electricity usage in the system
In electrical power generation, what principle explains how electrical generators work?
Faraday's Law of Electromagnetic Induction
Newton's Law of Motion
What is the purpose of steam in many electrical power plants?
To cool down the electrical generators
To create pressure that turns a turbine
To conduct electricity more efficiently
To insulate the electrical components
What happens to the copper on a printed circuit board (PCB) during manufacturing?
It is applied as a thin coating over the fiber board
It is removed entirely and replaced with semiconductors
The inverse path is removed, leaving behind the needed copper paths
It is mixed with rubber to create flexible pathways
What kind of circuits allow the movement of electrical energy?
broken circuits
short circuits
open circuits
closed circuits
Which kind of circuit only has one path for electricity to flow?
Series
Parallel
Series and Parallel
