M3 Electrical Fundamentals Sub-Module No 10 (Quiz No:1)

Capacitance

Quiz

 

1. Capacitor is constructed of two parallel plates separated by a nonconductor, called a…………?
   1.   Dielectric
   2.   Distributer
   3.   Conductor
2. It serves as a reservoir or storehouse for electricity ?
   1.   Transformer
   2.   Capacitor
   3.   Resister
3. When the difference in voltage of a and b becomes the same as the voltage of the battery, the current becomes ……..?
   1.   Maximum
   2.   Average
   3.   Zero
4. Electrical charge is measured in units of …………….?
   1.   Ohm
   2.   Coulombs
   3.   Ampere
5. All other factors being equal, further plate spacing of capacitor gives …………….?
   1.   Less capacitance
   2.   Greater capacitance
   3.   No capacitance
6. All other factors being equal, greater permittivity of the dielectric gives ……………….?
   1.   Less capacitance
   2.   Greater capacitance
   3.   No capacitance
7. When capacitors are placed in series, the effective plate separation is increased and the total capacitance is less than that of the………... Capacitor ?
   1.   Smallest
   2.   Greatest
   3.   Any
8. When measuring a capacitor's ability to store an electric charge , the measurement used is ……………?
   1.   Farad
   2.   Coulombs
   3.   Ampere
9. A capacitor capable of holding a farad is capable of holding 1 coulomb of electricity under a force of ………….?
   1.   1 ampere
   2.   1 ohm
   3.   1 volt
10. A good capacitor will block…………?
    1.   Direct current
    2.   Pulsing dc
    3.   Alternating current