Capacitor Quiz

What is the unit of capacitance?

• Coulomb

• Volt

• Farad

• Ohm

What type of capacitor can be connected without regard to polarity?

• Polarized capacitor

• Ceramic capacitor

• Electrolytic capacitor

• Non-polarized capacitor

What happens to the current as a capacitor charges?

• It remains constant

• It decreases to zero

• It fluctuates randomly

• It increases indefinitely

What is the dielectric material in a capacitor?

• Silicon

• Insulating material

• Aluminum

• Copper

What is the charging current when a capacitor is first connected to a battery?

• Constant

• Diminishing

• Zero

• Surge

What is the time constant tau (τ) in a capacitor circuit?

• The time it takes to reach maximum voltage

• The time it takes to connect

• The time it takes to charge to 63%

• The time it takes to fully discharge

What is the charge stored in a capacitor measured in?

• Volts

• Amperes

• Farads

• Coulombs

What is the formula for calculating total capacitance in parallel?

• C_total = C1 + C2

• C_total = C1 * C2

• C_total = C1 - C2

• C_total = C1 / C2

What type of capacitor must be connected in the correct direction?

• Non-polarized

• Bipolar

• Electrolytic

• Ceramic

What is the effect of increasing voltage on the charge stored in a capacitor?

• Charge fluctuates

• Charge decreases

• Charge remains the same

• Charge increases