Question 1

A very large R in series with a much smaller R has a

Accepted Answer

A)  negligible IR drop 
B)  considerable IR drop 
C)  no voltage drop 
D)  more current flowing through it 
A)  negligible IR drop 
B)  considerable IR drop 
C)  no voltage drop 
D)  more current flowing through it

Question 2

In a voltage divider, all current in the circuit must come from the ______________.

Accepted Answer

The answer of In a voltage divider, all current in...

Question 3

To determine the value of current in a parallel circuit, the method of conductances is easier to use than the method of resistances for three or more branches.

Accepted Answer

A) True 
 B)False

Question 4

Series voltage drops are ______________ to the resistances.

Accepted Answer

The answer of Series voltage drops are ______________ to the...

Question 5

Any series circuit in which the individual resistor voltage drops are proportional to the series resistance values is a(n)

Accepted Answer

A)  balanced bridge 
B)  unbalanced bridge 
C)  current divider 
D)  voltage divider 
A)  balanced bridge 
B)  unbalanced bridge 
C)  current divider 
D)  voltage divider

Question 6

The voltage divider formula can be used for only two series resistances.

Accepted Answer

A) True 
 B)False

Question 7

Any parallel circuit is a current divider in which the individual branch currents are directly proportional to the branch resistance values.

Accepted Answer

A) True 
 B)False

Question 8

The current divider formula can be used

Accepted Answer

A)  with series circuits 
B)  for any number of branch resistances 
C)  only for two branch resistances 
D)  to solve for applied voltage 
A)  with series circuits 
B)  for any number of branch resistances 
C)  only for two branch resistances 
D)  to solve for applied voltage

Question 9

What is the easiest method that can be used to determine current in a parallel circuit with three or more branches?

Accepted Answer

A)  Method of conductances 
B)  Method of resistances 
C)  Kirchhoff's law 
D)  Thevenin's theorem 
A)  Method of conductances 
B)  Method of resistances 
C)  Kirchhoff's law 
D)  Thevenin's theorem

Question 10

In a series voltage divider, the points at which different voltages are available are called

Accepted Answer

A)  nodes 
B)  joints 
C)  taps 
D)  tacks 
A)  nodes 
B)  joints 
C)  taps 
D)  tacks

Question 11

Any ______________ circuit is a voltage divider in which the individual resistor voltage drops are proportional to the series resistance values.

Accepted Answer

The answer of Any ______________ circuit is a voltage divider...

Question 12

In a series voltage divider, the IR drops do not add up to equal the applied voltage.

Accepted Answer

A) True 
 B)False

Question 13

Conductance and current are inversely proportional.

Accepted Answer

A) True 
 B)False

Question 14

The series string can be considered a

Accepted Answer

A)  bridge 
B)  parallel circuit 
C)  current divider 
D)  voltage divider 
A)  bridge 
B)  parallel circuit 
C)  current divider 
D)  voltage divider

Question 15

In a parallel circuit, currents

Accepted Answer

A)  divide inversely as the branch resistances 
B)  divide proportionally as the branch currents 
C)  are always equal in all branches 
D)  are equal to power divided by R 
A)  divide inversely as the branch resistances 
B)  divide proportionally as the branch currents 
C)  are always equal in all branches 
D)  are equal to power divided by R

Question 16

In a two branch, parallel circuit, once one current is calculated, the other can be found by adding the calculated current to the total current (IT).

Accepted Answer

A) True 
 B)False

Question 17

The current divider formula can be used only for two branch resistances.

Accepted Answer

A) True 
 B)False

Question 18

The current divider formula can be used only for ______________ branch resistances.

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
A)  0 
B)  1 
C)  2 
D)  3

Question 19

Some voltage dividers are configured with taps that provide different voltages from each tap.

Accepted Answer

A) True 
 B)False

Question 20

In a series circuit, the IR drops

Accepted Answer

A)  add to equal the applied voltage 
B)  will cancel out 
C)  all equal zero 
D)  add to equal twice the applied voltage 
A)  add to equal the applied voltage 
B)  will cancel out 
C)  all equal zero 
D)  add to equal twice the applied voltage

Exam 8: Voltage Dividers and Current Dividers

A very large R in series with a much smaller R has a

In a voltage divider, all current in the circuit must come from the ______________.

To determine the value of current in a parallel circuit, the method of conductances is easier to use than the method of resistances for three or more branches.

Series voltage drops are ______________ to the resistances.

Any series circuit in which the individual resistor voltage drops are proportional to the series resistance values is a(n)

The voltage divider formula can be used for only two series resistances.

Any parallel circuit is a current divider in which the individual branch currents are directly proportional to the branch resistance values.

The current divider formula can be used

What is the easiest method that can be used to determine current in a parallel circuit with three or more branches?

In a series voltage divider, the points at which different voltages are available are called

Any ______________ circuit is a voltage divider in which the individual resistor voltage drops are proportional to the series resistance values.

In a series voltage divider, the IR drops do not add up to equal the applied voltage.

Conductance and current are inversely proportional.

The series string can be considered a

In a parallel circuit, currents

In a two branch, parallel circuit, once one current is calculated, the other can be found by adding the calculated current to the total current (IT).

The current divider formula can be used only for two branch resistances.

The current divider formula can be used only for ______________ branch resistances.

Some voltage dividers are configured with taps that provide different voltages from each tap.

In a series circuit, the IR drops

Introduction

Electricity

Resistors

Ohms Law

Series Circuits

Parallel Circuits

Series-Parallel Circuits

Analog and Digital Multimeters

Kirchhoff S Laws

Network Theorems

Conductors and Insulators

Batteries

Magnetism

Electromagnetism

Alternating Voltage and Current

Capacitance

Capacitive Reactance

Capacitive Circuits

Inductance

Inductive Reactance

Inductive Circuits

RC and LR Time Constants

Alternating Current Circuits

Complex Numbers for Ac Circuits

Resonance

Filters

Three-Phase Ac Power Systems

Diodes and Diode Applications

Bipolar Junction Transistors

Transistor Amplifiers

Field Effect Transistors

Power Amplifiers

Thyristors

Operational Amplifiers

Filters

In a two branch, parallel circuit, once one current is calculated, the other can be found by adding the calculated current to the total current (I_T).