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Ohm's Law exercise

Study Slideshow

The total current in the circuit ____ .

Total Resistance is _____ .

8Ω

The equivalent resistance of the circuit _____ .

2.4Ω

The total current in the circuit ______ .

7.5A

Equivalent resistance is ______ .

2Ω

Total current is _____ .

5 A

What is the current in the circuit ?

2.0 A

Compare A1 and A2

A1 < A2

What is the voltage drop across resistor 3?

9.0 V

What are the two terminal of a battery?

positive and negative terminal

How do electron move through a battery?

Chemical reactions within a battery move electrons from one end of the battery (positive terminal) to the other end (negative terminal).

TRUE/FALSE: A good conductor has little electric resistance so electric current can flow through it.

TRUE

What are the FOUR parts of a simple circuit?

switch, electric energy source (battery), electric device (lightbulb), electric conductor (wire)

the amount of energy used to move one coulomb of electrons through a circuit is called ....

Voltage

the movement of electrically charged particles

electric current

In houses, there are __ circuits.

parallel