Electrical Circuits

Front

Which device measures current in an electric circuit? Options: an ammeter, an ohmmeter, a voltage meter, a resistor

Back

an ammeter

Front

The illustration depicts a short circuit.

Back

False

Front

In a closed circuit, how does battery voltage affect current?

Back

As voltage increases, current increases.

Front

In a standard series circuit, is the voltage the same everywhere in the circuit?

Back

False

Front

Relationship between voltage, resistance, and current in a circuit.

Back

Current is directly related to voltage but inversely related to resistance.

Front

Which of the symbols represents current in an electrical circuit? Options: i, c, e, r

Back

i

Front

An electrical circuit is powered by a 1.5-volt battery and contains a light bulb producing 5 Ohms of resistance. There is also another 5 Ohm resistor in the circuit. How many amps of current are in this circuit? HINT: V = IR

Back

0.15 amps

Front

An electrical circuit is powered by a 12-volt battery and contains a light bulb. The current flowing in the circuit is 20 amps. What is the resistance of the light bulb? HINT: V = IR

Back

0.6 Ohms

Front

An electrical circuit is powered by a battery and contains a light bulb producing 1.5 Ohms of resistance. The circuit is flowing at 4 amps of current. What is the voltage of the battery? HINT: V = IR

Back

6.0 volts

Front

Electric field is a __________ quantity whose direction is defined as the direction that a ____________ test charge would be pushed when placed in the field.

Back

vector, positive