Basic electronics ch. 4

Series circuit

A circuit that provides only one path for current flow is a

With respect to this ground

When a circuit has a ground as a common return, voltages are generally measured

True

When a voltage drop exists across a resistance, one end must be either more positive or more negative that the other end

Electronically isolated

When the resistance between each ground or common point is infinite ohms, it is said to be

Reference point

When using double subscript notation, generally the first letter indicates the point of measurement and the second letter is the

Kirchhoff

Whose law states that the sum of all resistor voltage drops in a series circuit equals the applied voltage

Resistance

With no current through a resistor, the resistor has only

False

With no current through a resistor, there is a potential difference across the two ends of the resistor

Current

With the current through a resistance, the voltage across resistance is equal blank times resistance

String

A combination of series resistances is often called a

Drop the voltage from the source to a lower

A common application of series circuits is to use a resistance to

False

A common application of series circuits is to use a resistance to increase the voltage from the source VT to a higher value

Current

A movement of charges between two points produced by an applied voltage is

True

A series circuit is any circuit that provides only one path for current flow

Decreases the current

Adding series resistance

Reduces

Adding series resistance blank the current

True

An electric current is a movement of charges between two points, produced by the applied voltage

Short

An extremely low resistance path for current flow is called

Open

Break in the current path of a series circuit is called

Series components

Components that are in the same current path are called

Zero

For a series circuit, a break in the current path means blank current in all components

True

Generally, schematics show only the value and polarity of a voltage source with respect to ground

True

If a circuit has only two series-opposing voltages and they are equal, the current will be zero

Zero

If two series-opposing voltages are equal, the current is

Decrease from their normal value to 0V

In a series circuit containing an open, all good components will have a voltage

0

In a series circuit containing an open, all good components will have a voltage of blank volts

Proportional

In a series circuit individual voltage drops are blank to the series resistance values

Current

In a series circuit, what is constant?

Increases

In a series connected short circuit the voltage across each good component blank

The most power

In a series, the resistor with the largest resistance value dissipates

False

In most electrical and electronic systems, both sides of the voltage source are connected to ground

Ground

In most electronic systems, one side of the voltage source is connected to

False

Kirchhoff' voltage law states that the sum of all resistor voltage drops in a series circuit equals the voltage drop of any of the voltage drops

True

Series components can be defined as those in the same current path

Subtracted

Series-opposing voltages are

False

Since there is only one path for electrons to follow, the boltage must be the same in all parts of a series circuit

Voltage drop

The IR voltage across each series connected resistor is called an

True

The IR voltage across each series connected resistor is called an IR drop, or voltage drop

Polarity

The blank of an ion voltage drop can be associated with the direction of the current through resistance

Heat

The power needed to produce current in each series resistor is used up in the form of

0

The resistance of a short circuit is assumed to be blank ohms

True

The term electrically isolated means that the resistance between each ground or common point is infinite ohms

Sum of the individual values of power dissipated in each part of the circuit

The total power used in a series circuit is the

True

The total power used in a series circuit is the sum of the individual values of power dissipated in each part of the circuit

Sum

The total resistance in a series circuit is equal to the blank of individual resistance

True

The total resistance of a series string equals the sum of the individual resistances

The sum of individual resistances

The total resistance of a series striving is equal

Decreases to zero

The voltage drop across a series connected shorted component

Troubleshooting

To diagnose or to analyze are other names for

Series

When components are connected in successive order they form a blank circuit