20 Questions
What behavior does electricity exhibit when finding its path?
It travels easily in conductors to get to ground
What is the recommended way to carry tools for circuit building?
Safely, with the tip away from the face
Why is it important not to connect power to a circuit until you are sure it is correct?
To ensure safety and avoid damage to the circuit
Why should one never open a Power Supply in a computer?
It contains highly dangerous voltages
What voltage does the rest of the computer components typically use?
12 volts for hard drives, CD drives, and moving parts
What voltage can easily damage fragile microchips that only require 3V?
3000 V
What should be used to store sensitive components to help slowly equalize the charge with the item?
Anti-static bags
What should be used to prevent minor surges and brownouts from affecting the computer?
Surge Protector
In the case of an electrical fire, what should be used to extinguish it?
Class C (dry chemical) fire extinguisher
What should be used to free a person being electrocuted from an appliance?
Non-conductor (e.g. wooden stick)
What is the purpose of repeatedly grounding yourself by touching the metal case before touching computer components?
To reduce the risk of damaging fragile microchips with electrostatic discharge
Why should one avoid touching the metal contacts on computer components?
To prevent corrosion caused by oils from the fingers
What is the purpose of using anti-static bags to store sensitive components?
To prevent static electricity buildup and protect the components
Why is it important to unplug or turn off the computer during electrical storms?
To avoid damage from minor surges and brownouts
What is the purpose of using a UPS (Uninterrupted Power Supply) for a computer?
To provide added protection and battery backup in case of power failure
What should be avoided to prevent damaging the insulation of electrical cords?
Pulling the cord instead of the plug
Why is it important to never break off the ground prong of an electrical cord?
To prevent electrical shocks or fires
What should be done before connecting power to a circuit according to the provided information?
Ensure the circuit is correct
What voltage should be avoided when working on a computer according to the given text?
17,000 Volts
Why should one never open a CRT monitor according to the provided information?
To prevent electrical shocks or fires
Test your knowledge of shop safety in computer engineering and technology, focusing on electricity behavior and circuit building. Learn about the path of least resistance for electricity, electrical cord safety measures, and circuit building techniques.
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