Chapter 5 Electrical Principles

Fill in the Blank. Conductance refers to the ability to _______ current.

Conduct

What would increase in a shorted series load?

Current, Voltage, and Power of the other loads.

Fill in the Blank. Adding more resistance in parallel _______________ the total resistance.

Decreases

Symbol for conductance.

G

Fill in the Blank. A _________ circuit has 2 or more loads with multiple paths for current to flow from the source voltage through loads back to the source.

Parallel

Fill in the Blank. Electrical System that allows for one section to fail and the other sections to continue to function has __________ circuits.

Parallel

Fill in the Blank. The same voltage appears across each branch of a ___________ circuit.

Parallel

Fill in the Blank. The __________ of a voltage drop indicates the direction of current flow.

Polarity

Fill in the Blank. The total resistance equals the sum of the individual resistances in a ___________ circuit.

Series

Fill in the Blank. The total voltage is equal to the sum of the voltage drops in a ____________ circuit.

Series

Fill in the Blank. To find voltage across only one of the resistors in a ________ circuit you can use a voltage divider equation

Series

Fill in the Blank. Total current is equal to the sum of the individual currents in a ___________ circuit.

Series

What is the base unit of conductance?

Siemen

In a parallel circuit what is the total current equal to?

The sum of current in the individual branches

In a series multiple load circuit what is NOT AN EFFECT if one load is shorted?

Total Current Decreases

True or False. In a multiple load circuit the sum of the power used by all of the components in a circuit is the same as the total power.

True

True or False. In a series circuit the resistor that has the most resistance dominates the circuit.

True

True or False. Maximum Power Transfer means to get the maximum possible amount of power from a source to its load.

True

True or False. Parallel circuits are multiple load circuits that have more than one path for current.

True

True or False. The highest resistance in a series circuit drops the most voltage.

True

True or False. The total resistance in a parallel circuit is always less than the lowest branch resistance.

True

True or False. The voltage across an open series load is usually equal to the source voltage.

True

True or False. Voltage is the potential difference between any two given points.

True

Fill in the Blank. ____________ ________ is the voltage or potential energy difference across the resistors

Voltage Drop

In a parallel circuit, what happens to voltage across the load if the load opens?

Voltage is constant in parallel so it stays the same.

Fill in the Blank. A voltage drop indicates that electric energy is being converted to ____________ form.

Another

Fill in the Blank. Each branch of a parallel circuit is _____________ of the other branches.

Independent

Fill in the Blank. Series, Parallel, and Series Parallel are all _____________ ________ circuits.

Multiple Load

Fill in the Blank. Parallel circuits are ______________ ______________(branch) circuit that have more than one path for current

Multiple Load (branch)

How many paths do a series circuit have?

One

Fill in the Blank. In a series circuit if any section of the circuits is ___________ then voltage and power is removed and current stops flowing.

Open

How do you measure individual resistance in a parallel circuit?

The load must be disconnected at one end

When does maximum power transfer occur?

When the source resistance equals the load resistance.