Electrotechnics: Types of Fuses

What is the primary function of a fuse in an electrical circuit?

• To conduct electricity

• To protect the circuit from overcurrent

• To increase voltage

• To decrease resistance

Fill in the blank: A fuse is a safety device that _______ when the current exceeds a certain level.

• melts

• solidifies

• evaporates

• condenses

Fill in the blank: _______ cartridge fuses are a specific type of cartridge fuse.

• HRC

• D-type

• AC

• DC

Fill in the blank: _______ fuses are used to protect electrical circuits from overcurrent.

• Cartridge

• AC

• DC

• HRC

Which type of fuse is typically used in high voltage applications?

• DC fuses

• HRC fuses

• D-type cartridge fuses

• AC fuses

Thomas Edison patented a fuse in ____.

• 1864

• 1890

• 1847

• 1931

What is the consequence of a DC fuse breaking in a circuit?

• The circuit becomes more efficient

• The circuit is disconnected

• The circuit's voltage increases

• The circuit's current stabilizes

How many types of cartridge fuses are mentioned?

• One

• Two

• Three

• Four

High Voltage fuses are used in power systems to protect which of the following?

• Power transformers

• Distribution transformers

• Instrument transformers

• All of the above.

Identify an application of fuses:

• Cell phones

• Televisions

• Refrigerators

• Washing machines