Electricity -Emf & internal resistance

From diagram, what 1.5 V refers to

• Internal resistance

• Potential difference

• Electromotive force

• Voltage

From the graph, what is given by the gradient?

• Resistance

• Internal resistance

• Potential difference

• Electromotive force

What is the electromotive force of battery?

• 0.5 V

• 1.0 V

• 1.5 V

• 2.0 V

Calculate the internal resistance, r

• 0.1 ohm

• 0.2 ohm

• 0.3 ohm

• 0.4 ohm

The voltmeter is measuring a ...

The voltmeter is recording the reading of

It is an energy supply by a battery/ electrical source to a coulumb unit of charge.

This refers to

• Potential difference

• Internal resistance

• Electromotive force

• Current

What is the electromotive force of battery?

• 0.5 V

• 1.0 V

• 1.5 V

• 2.0 V

From the graph, what is given by the gradient?

• Resistance

• Internal resistance

• Potential difference

• Electromotive force

It is a work done or energy supply to move a unit of charge from 1 point to another point in a closed circuit

This refers to

• Internal resistance

• Potential difference

• Electromotive force

• Resistance