Gr.10 Electrical Circuits (Physics)

Question 1

What is potential difference/ voltage?

Answer 1

The difference in electric potential between two points.

Question 2

What is EMF?

Answer 2

The total amount of electrical energy a battery can supply.

Question 3

What does total EMF consist of?

Answer 3

Voltage used inside battery.

Voltage supplied to circuit.

Question 4

What is electric current?

also give symbol and measurement

Answer 4

The rate of flow of charge.

I (ampere)

Question 5

What is conventional current?

Answer 5

Direction of current from positive to negative.

Question 6

What is resistance?

Answer 6

The opposition to the flow of current.

R (Ohms)