English electronics 2

What is "crystal" means?

• consist of a slice of quartz sandwiched between a pair of electrode plates encased in a metal covering

• consist of a slice of ice sandwiched between a pair of electrode plates encased in a plastic covering

• consist of a slice of quartz sandwiched between a pair of electrode plates encased in a liquid

What are some typical material of capacitor ?

• electronic, ceramic, plastic, talatum

• Polycarbonate, Oxygen, composite, Kevlar, glass

• Silver, bronze, steel

Use a______________ when you have limited space.

• plastic capacitor

• electrolytic capacitor

• trimmer capacitor

The________ can adjust the frequency of oscillator.

• uranium

• trimmer capacitor

• iron capacitor

Check the ___________ rating for every device.

• map

• Voltage

• micrometer

• farad

The capacitor_____the electric current.

• steal

• stole

• transfers

• stores

• store

The_____circuit needs a new ceramic capacitor

• radio

• auto tune

• battery

• CCTV

What is the voltage____________________?

• ratio

• rate

• race

• rating

Use a ____________ if the stability is very important.

• plastic capacitor

• ceramic capacitor

• rock capacitor

• steel capacitor

a device that control the flow of liquid , gas, or others substances

• valve

• sell

• button

• switch