CAPACITORS

What type of combination of capacitor is shown in the picture?

• series

• parallel

• combination of series and paralell

• none of the option

The following are factors that affect the capacitance EXCEPT?

• the area of the plate

• the area of the dielectric

• the distance between the plates

• the dielectric between the plates

It normally consists of two equally but opposite charges parallel plates and separated from each other by a dielectric.

• capacity

• capacitor

• capacities

• capacitance

What type of combination capacitor is shown in the photo?

• series

• parallel

• combination of series and parallel

• none of the choices

What is the permittivity of mica?

• 4.7 x10 ^-11 C^2/N.m^2

• 7 x10 ^-11 C^2/N.m^2

• 2.7 x10 ^-11 C^2/N.m^2

• 1.9 x10 ^-11 C^2/N.m^2

The SI unit for capacitance is_______?

• coulomb

• farad

• faraday

• joule

It is mathematically defined as the ratio of the amount of charge q in one plate to the potential difference between the plates.

• capacity

• capacitor

• capacities

• capacitance

Which of the following is NOT an example of dielectric?

• porcelein

• teflon

• rubber

• mylar

What is the permittivity of an ordinary glass?

• 4.7 x10 ^-11 C^2/N.m^2

• 7 x10 ^-11 C^2/N.m^2

• 2.7 x10 ^-11 C^2/N.m^2

• 1.9 x10 ^-11 C^2/N.m^2

It is the condition where the maximum potential difference is exceeded and the dielectric becomes a conductor.

• capacitor breakdown

• potential breakdown

• dielectric breakdown

• NONE of the choices