3NT Electricity (for 3-7 2025)

​​ ​ (a)   is the rate of flow of electrical charges in a closed circuit.

• voltage

• resistance

• current

​ (a)   opposes current.

• current

• voltage

• electricity

• resistance

Which of the following can be used to measure current?

• ammeter

• voltmeter

• resistor

• multimeter

What is the unit for resistance?

• ohm

• volt

• ampere

What is the unit for current?

• ohm

• volt

• ampere

What is the unit for voltage?

• ohm

• volt

• ampere

Which is the symbol for the unit of voltage?

• A

• V

• Ω

• W

• J

Which is the symbol for the unit of current?

• A

• V

• Ω

• W

• J

Which is the symbol for the unit of resistance?

• A

• V

• Ω

• W

• J

To measure current, the multimeter should be connected in (a)   to the component.

• series
• parallel