Series and Parallel Circuits

Front

This is an example of a _______ circuit

Back

series

Front

A material in which electrons are not able to move easily

Back

Insulator

Front

If every R is 10 ohms, and v is 9 volts, what is the current across the R2?

Back

0.26 A

Front

What 'flows' in a wire?

Back

Electrons

Front

Does this statement best describe a parallel or a series circuit? When more light bulbs are added they all remain bright.

Back

Parallel circuit

Front

What is the total resistance in a series circuit with three resistors of 5 ohms each?

Back

15 ohms

Front

What is the formula for calculating total resistance in a parallel circuit?

Back

1/R_total = 1/R1 + 1/R2 + 1/R3 + ...

Front

In a series circuit, how does the voltage across each component compare?

Back

The voltage is divided among the components.

Front

What happens to the total current in a parallel circuit when more branches are added?

Back

The total current increases.

Front

What is the unit of electrical resistance?

Back

Ohm (Ω)