Potenial Difference Flashcards

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1
Q

What is potential difference?

A

The cell or battery provides the push to make charges move. The push is called potential difference, or p.d. for short.

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2
Q

A cell or battery has a potential difference it is designed to work at . What is this called?

A

This is called a rating.

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3
Q

What will happen if you connect together the positive ends of two cells with the same rating? What will the potential difference be?

A

The p.d. will be 0 because the cells would cancel each other out.

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4
Q

Do bulbs have ratings?

A

Yes, they do.

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5
Q

State the unit of potential difference

A

V E.g This bulb will work at a potential difference of 6V

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6
Q

The p.d. Tells you about the…

A

Size of the force in the charges
The energy transferred by the cell to the charges
The energy transferred by the charges to the components in the circuit.

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