QUIZIZ CH 4

Which of the following is the symbol for a capacitor?

• 
• 
• 
• 

What is the unit of measurements for Capacitance?

• Farads

• Ohms

• Volts

• Coulombs

What is the capacitance when Q=4 Coulomb and V= 2V?

• 2 V

• 2 F

• 6 A

• 8 ohm

Capacitor is a device used to__________

• store electrical energy

• vary the resistance

• store magnetic energy

• dissipate energy

The capacitance C is charged through a resistor R. The time constant of the charging circuit is given by

• C/R

• 1/RC

• RC

• R/C

The capacitance of 1 μF equals

• 10 ^-12 F

• 10^-8 F

• 10^-6 F

• 10^-4 F

Combined capacitance is equal to the

• sum of all capacitance of capacitors

• product of all capacitance

• difference between capacitors

• average capacitance of capacitors

With respect to the capacitor, which relationship is true? •

• C = Q×V

• V = C×Q

• V = Q/C

• Q = C/V

Two capacitors of capacitance C₁ and C₂ are connected in parallel. What is the effective

capacitance?

• C₁C₂

• C₁+C₂

Capacitors C₁ and C₂ are connected in series. The equivalent capacitance is given by: 

• C₁C₂/(C₁ + C₂) 
• (C₁ + C₂)/C₁C₂
• 1/(C₁ + C₂) 
• C₁ + C₂