Capacitors

Tick all the factors that affect capacitance below:

• Area

• Dielectric

• Distance

• Power Rating

What is the unit of capacitance

• Ohm

• Henry

• Farad

• Watt

35V is stamped on the side of a capacitor. This means

• Don't exceed 35 Volts (working voltage)

• Provide with a minimum of 35 Volts or the capacitor won't work

• 35 micro-Farads

Connecting Capacitors in parallel means

• add the capacitance up

• the distance between plated has increased

• no change

Capacitors can be manufactured with polarity

• True

• False

Brown, Black, with a Red dot tantalum capacitor value is?

• 1000 micro-farads

• 1000 pico-farads

• 2000 micro-farads

• 2000 pico-farads

102K printed on a ceramic capacitor means?

• 1000 micro-farads

• 100 micro-farads

• 10000 micro-farads

• 1000 pico-farads

Tick 2 correct answers with regards to Variable Capacitors

• Air is the dielectric

• Area of Plates is varied by rotating one of the plates inside the other

• Dielectric is changed

• The distance between the plates is varied

After 1 time constant, a capacitor charge will be at?

• 63.2%

• 100%

• 36.2%

• 71.2%

How many time constants does it take for a capacitor to fully charge?

• 1

• 5

• 4

• 8