Capacitors and Insulators Quiz

What does a capacitor consist of?

• One conductor

• Two conductive plates separated by a dielectric

• A resistor

• A transformer

Which material is considered a good insulator?

• Copper

• Aluminum

• Rubber

• Gold

Which type of capacitor is used for storing large amounts of energy?

• Ceramic

• Electrolytic

• Film

• Tantalum

What does the capacitance of a capacitor measure?

• Resistance

• Voltage

• The area of the plates and the distance between them

• Current

What is the main function of insulators in electrical systems?

• Increase current

• Prevent current leakage

• Store energy

• Decrease resistance

In which devices are capacitors commonly used?

• Only in lamps

• In filters, generators, and timing circuits

• Only in resistors

• Only in transformers

Which of the following materials is not a good insulator?

• Glass

• Rubber

• Copper

• Ceramic

How do insulators help in distribution systems?

• Increase power

• Protect wires from short circuits

• Store electrical energy

• Decrease voltage

Which of the following types of capacitors is most commonly used in audio applications?

• Ceramic

• Electrolytic

• Film

• Tantalum

Why is it important to choose capacitors and insulators correctly in electrical systems?

• To increase the weight of the equipment

• To ensure stability and safety in the operation of electrical equipment

• To reduce component costs

• To increase sound volume