2ENA Chapter 13 Electrical Systems Part II

2ENA Chapter 13 Electrical Systems Part II

Multiple Choice

How does an ammeter is added in the circuit?

• Series

• Parallel

Multiple Choice

What does an ammeter measure?

• Current

• Voltage

• Resistance

Multiple Choice

Why is a battery important in an electrical circuit?

• As a source of energy.

• As a path for electricity to flow through.

• As a connector to connect all parts of a circuit.

Multiple Choice

How must a voltmeter be connected?

• In series

• In parallel

• To a power supply

Multiple Choice

Voltage is measured in __.

• volts.
• watts.
• coulombs. 

Multiple Choice

What is the function of a cell?

• A conductor that connect the components together.

• A method of opening or closing the circuit.

• A source of electromotive force that drives electric charges around the circuit.

• A load in which moving charges can do a useful job.

Multiple Choice

The circuit diagram above represents four resistors connected to a 12-volt source. What is the total current in the circuit?

• 2.0 A

• 0.50 A

• 24 A

• 8.6 A

Multiple Choice

What is a benefit of using a parallel circuit?  

• It gets confusing.
• There are no problems.
• If one light goes out, it does not affect the others. 
• If one light goes out, they all go out. 

Multiple Choice

What is one problem with using a series circuit? 

• It has a lot of series. 
• If one light goes down, they all go down! 
• It doesn't work properly.
• There are no problems. 

Multiple Choice

A series circuit has how many pathways for the electrons to flow?

• Two
• One
• Many
• Zero

Multiple Choice

The total current going through the battery of this circuit is

• 0.35 amps
• 0.0286 amps
• 0 amps
• 9 amps

Multiple Choice

The current going through the 45 ohm resistor is 

• 0.05 amps
• 0.2 amps
• 0.1 amps
• 5 amps

Multiple Choice

The total current through this circuit is

• 0.02 amps
• 0.09 amps
• 50 amps
• 9 amps

Multiple Choice

The picture shows an electrical circuit. This circuit is a series circuit because: 

• It has 3 light bulbs.
• The same current flows through all three light bulbs.
• It uses a single battery.
• The electrical current is divided between the three light bulbs.

Multiple Select

Find the voltmeter reading shown in diagrams below.

• 2 V , 2 V

• 1 V , 3 V

• 0 V , 0 V

• 4 V , 2 V

Multiple Choice

Find the voltmeter reading shown in diagrams below.

• 1 V

• 3 V

• 2 V

• 4 V

Multiple Choice

Find the voltmeter reading shown in diagrams below.

• 6 V

• 2 V

• 4 V

• 8 V

Multiple Choice

Find the voltmeter reading shown in diagrams below.

• 5 V

• 3 V

• 2 V

• 7 V

Multiple Choice

Find the voltmeter reading shown in diagrams below.

• 1 V

• 3 V

• 10 V

• 30 V

Multiple Choice

In a parallel circuit which of the following is the same value throughout the circuit?

• Voltage
• Current
• Resistance
• Charge

Multiple Choice

The voltage dropped across the 300 ohm resistor is 

• 6 V
• 9 V
• 2 V
• 30 V

Multiple Choice

• A₂ = A₃

• A₂ + A₃ = A₁

• A₁ + A₂ = A₃

• A₄ = A₂ - A₃