(BBerridge) Capacitor Introduction

What are capacitors used for?

(Select ALL that apply)

• To generate resistance

• To store charge

• To provide time delays

• To store voltage

• To filter low frequencies

What is capacitance measured in?

• farads
• coulombs

• joules

• millimeters

True or False?
"An electrolytic capacitor is polarised"

• TRUE

• FALSE

What would be potentially dangerous when using capacitors?

(Select ALL that apply)

• Connecting a polarised capacitor the wrong way around

• Connecting more that one capacitor in parallel or series

• Using a voltage that exceeded the ratings

• Only connecting on capacitor lead

• Connecting a non-polarised capacitor the wrong way around

What is the name of the material that is sandwiched between the plates?

• dielectric
• electrolytic

• capacitive

• pre-electric

Which of these types of capacitor are non-polarised?

(Select ALL that apply)

• Ceramic

• Polyester

• Electrolytic

• Mica