UNit 214-1to6

How was static electricity discovered?

• By rubbing amber and fur together

• By observing lightning

• By using a Leyden jar

• By experimenting with magnets

Electrons are (a)   charged.

• Positively

• Negatively

• Neutrally

What happens when you become electrically charged and touch something that is earthed?

• You receive an electric shock

• Nothing happens

• You become earthed

• You become more charged

What is the unit of Resistance?

• Ohm

• Volt

• Ampere

• Watt

What is the unit of Capacitance?

• The unit of Capacitance is Farad.

• The unit of Capacitance is Ohm.

• The unit of Capacitance is Volt.

• The unit of Capacitance is Ampere.

What is the unit of Inductance?

• Henry (H)

• Ohm (Ω)

• Farad (F)

• Watt (W)

What is the unit of Voltage?

• Voltage is measured in volts (V).

• Voltage is measured in amperes (A).

• Voltage is measured in ohms (Ω).

• Voltage is measured in watts (W).

What is the unit of Current?

• The unit of Current is Ampere (A).

• The unit of Current is Volt (V).

• The unit of Current is Ohm (Ω).

• The unit of Current is Watt (W).

What is the unit of Frequency?

• Hertz (Hz)

• Newton (N)

• Pascal (Pa)

• Joule (J)

What is the unit of Power?

• Power is measured in watts (W).

• Power is measured in joules (J).

• Power is measured in newtons (N).

• Power is measured in amperes (A).