Shop Safety Part 1: Electricity - Behavior and Circuit Building

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What behavior does electricity exhibit when finding its path?

It seeks out the path with the most resistance

It avoids conductors like metals and water

It travels easily in conductors to get to ground (correct)

It creates its own path regardless of resistance

What is the recommended way to carry tools for circuit building?

In a careless manner to save time

With the tip pointing towards the face

Without paying attention to the intended purpose of the tool

Safely, with the tip away from the face (correct)

Why is it important not to connect power to a circuit until you are sure it is correct?

To avoid damaging the power source

To prevent accidental disconnection of the power source

To ensure safety and avoid damage to the circuit (correct)

To save electricity and reduce energy usage

Why should one never open a Power Supply in a computer?

It contains highly dangerous voltages Signup and view all the answers

What voltage does the rest of the computer components typically use?

12 volts for hard drives, CD drives, and moving parts Signup and view all the answers

What voltage can easily damage fragile microchips that only require 3V?

3000 V Signup and view all the answers

What should be used to store sensitive components to help slowly equalize the charge with the item?

Anti-static bags Signup and view all the answers

What should be used to prevent minor surges and brownouts from affecting the computer?

Surge Protector Signup and view all the answers

In the case of an electrical fire, what should be used to extinguish it?

Class C (dry chemical) fire extinguisher Signup and view all the answers

What should be used to free a person being electrocuted from an appliance?

Non-conductor (e.g. wooden stick) Signup and view all the answers

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 Signup and view all the answers

Why should one avoid touching the metal contacts on computer components?

To prevent corrosion caused by oils from the fingers Signup and view all the answers

What is the purpose of using anti-static bags to store sensitive components?

To prevent static electricity buildup and protect the components Signup and view all the answers

Why is it important to unplug or turn off the computer during electrical storms?

To avoid damage from minor surges and brownouts Signup and view all the answers

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 Signup and view all the answers

What should be avoided to prevent damaging the insulation of electrical cords?

Pulling the cord instead of the plug Signup and view all the answers

Why is it important to never break off the ground prong of an electrical cord?

To prevent electrical shocks or fires Signup and view all the answers

What should be done before connecting power to a circuit according to the provided information?

Ensure the circuit is correct Signup and view all the answers

What voltage should be avoided when working on a computer according to the given text?

17,000 Volts Signup and view all the answers

Why should one never open a CRT monitor according to the provided information?