Quiz on Electrical Components and Measuring Instruments

What is the primary function of a capacitor?

• To store electric charge

• To convert AC to DC

• To measure voltage

• To amplify electric signals

What is the unit of capacitance?

• Ohm

• Volt

• Farad

• Watt

Which of the following is NOT a type of capacitor mentioned in the text?

• Inductive capacitor

• Ceramic capacitor

• Tantalum Bead capacitor

• Electrolytic capacitor

What does the symbol 'C' represent in electrical components?

• Current

• Capacitance

• Charge

• Voltage

If a capacitor has a capacitance of 2 uF, what does 'uF' stand for?

• Microfarads

• Kilofarads

• Millifarads

• Nanofarads

How does a capacitor store energy?

• In thermal energy

• In a chemical reaction

• In a magnetic field

• In an electric field

What is the significance of the number '4.7' in the text?

• It represents the capacitance value

• It represents the resistance value

• It represents the type of capacitor

• It represents the voltage rating

What is the main advantage of using a ceramic capacitor?

• High voltage rating

• Small size and stability

• Low cost

• High capacitance

Which of the following statements is true about capacitors?

• They can store energy indefinitely

• They can only store energy temporarily

• They are passive components

• They can only be used in AC circuits