Electrical Engineering

What is the area called between the point where the ground wave is completely dissipated and the ...

What is the area called between the point where the ground wave is completely dissipated and the ...

What is the area called between the point where the ground wave is completely dissipated and the point where the first sky wave returns, no signal will be heard?
 
  A. Skip zone
  B. Skip distance
  C. Critic

applegatedogs   8   1 Reply

Avi cardinals

Why has ISDN received a lukewarm welcome in the United States?

Why has ISDN received a lukewarm welcome in the United States?

Why has ISDN received a lukewarm welcome in the United States?
 
  A) costs of end equipment and upgrades
  B) too few technicians have studied it sufficiently to establish familiarity
  C) equipment failures

hboydston   9   1 Reply

yilongchang

An LC fedback osciillator that uses two series inductors in the feedback path is called a :

An LC fedback osciillator that uses two series inductors in the feedback path is called a :

An LC fedback osciillator that uses two series inductors in the feedback path is called a
 
  A) Hartley oscillator B) transformer-coupled oscillator
  C) Inductive oscillator D) Clapp oscillator

panda_buhr   10   1 Reply

Jmassey95

Two bare conductors touch and complete a circuit, causing an outage or ________. (Fill in the blank)

Two bare conductors touch and complete a circuit, causing an outage or ________. (Fill in the blank)

Two bare conductors touch and complete a circuit, causing an outage or ________.
 
  Fill in the blank(s) with correct word

anvaridthe   10   1 Reply

kellypooh97

What part of the BORSCHT function applies for alerting the central office to on- and off-hook ...

What part of the BORSCHT function applies for alerting the central office to on- and off-hook ...

What part of the BORSCHT function applies for alerting the central office to on- and off-hook conditions?
 
  A. Ringing
  B. Supervision
  C. Hybrid
  D. Coding

Mroche   10   1 Reply

Amc3010

How many I/O lines does the 8051 have?

How many I/O lines does the 8051 have?

How many I/O lines does the 8051 have?
 
  A) 64 B) 16 C) 32 D) 48

emalay516   11   1 Reply

tkelems2012

A noninverting amplifier has the following characteristics: +V = 15V, -V = -15 V, ACM = 0.02, Rin = ...

A noninverting amplifier has the following characteristics: +V = 15V, -V = -15 V, ACM = 0.02, Rin = ...

A noninverting amplifier has the following characteristics: +V = 15V, -V = -15 V, ACM = 0.02, Rin = 6.8 k, Rf = 120 k, RL = 4.7 k, input ac signal = 1.5 Vpp. The circuit's closed loop voltage gain (ACL) is
 
  A) 6.34 B) 18.65 C)

anvaridthe   11   1 Reply

zxcvbn

What is one time constant in an integrating circuit if a 10 k resistor is in series with a 470 F ...

What is one time constant in an integrating circuit if a 10 k resistor is in series with a 470 F ...

What is one time constant in an integrating circuit if a 10 k resistor is in series with a 470 F capacitor?
 
  A) 0.047 s B) 0.47 ms C) 0.47 s D) 4.7 s

ibukunsulie85   11   1 Reply

karlyphilpott

The mechanical splice is usually used in outside telephone plants. (True or false?)

The mechanical splice is usually used in outside telephone plants. (True or false?)

The mechanical splice is usually used in outside telephone plants.
 
  Indicate whether the statement is true or false

salsathief   11   1 Reply

nino99

Discard eligible means that the information is not critical and can be thrown out if the circuit ...

Discard eligible means that the information is not critical and can be thrown out if the circuit ...

Discard eligible means that the information is not critical and can be thrown out if the circuit experiences ________.
 
  Fill in the blank(s) with correct word

yxc47   11   1 Reply

meek2199

Which channel allows ISDN to offer multiple services?

Which channel allows ISDN to offer multiple services?

Which channel allows ISDN to offer multiple services?
 
  A) C
  B) H
  C) B
  D) D
  E) any of the above

anvaridthe   11   1 Reply

icysparkles

The voltage level, the pinouts of the wire interface, the formatting of the binary digits onto the ...

The voltage level, the pinouts of the wire interface, the formatting of the binary digits onto the ...

The voltage level, the pinouts of the wire interface, the formatting of the binary digits onto the line, the voltage level of each binary pulse, and the transmission characteristics of the line are all defined by the ________ layer of the OSI model.

Coco   11   1 Reply

Astalina

13. __________ is a long-term method in which two fibers are fused or welded together.

13. __________ is a long-term method in which two fibers are fused or welded together.

13. __________ is a long-term method in which two fibers are fused or welded together.
 
  A. Mechanical splicing
  B. Index matching
  C. Fusion splicing
  D. Connectorization

bgzhoumi   11   2 Replies

bgzhoumi

10. The resonant frequency of a cavity may be varied by changing any of three parameters: cavity ...

10. The resonant frequency of a cavity may be varied by changing any of three parameters: cavity ...

10. The resonant frequency of a cavity may be varied by changing any of three parameters: cavity inductance, cavity capacitance, and cavity__________.
 
  A. range
  B. shape
  C. mode
  D. volume

Brapbrap   11   1 Reply

yuenc

Which of the following professions would most likely use a specialized land-mobile radio (SMR)? ...

Which of the following professions would most likely use a specialized land-mobile radio (SMR)? ...

Which of the following professions would most likely use a specialized land-mobile radio (SMR)?
 
  A. Computer programmer
  B. Emergency response personnel
  C. Cyber security personnel
  D. Radio b

merandaae19   11   1 Reply

Gax_52912

The DeviceNet module is used to communicate primarily with motor controllers. (True or false?)

The DeviceNet module is used to communicate primarily with motor controllers. (True or false?)

The DeviceNet module is used to communicate primarily with motor controllers.
 
  Indicate whether the statement is true or false

luciaf99   12   1 Reply

srw23557

Data equipment for a small business might include which of the following?

Data equipment for a small business might include which of the following?

Data equipment for a small business might include which of the following?
 
  A) DSL always on B) ISDN dial-up connections
  C) conventional dial-up modem lines D) all of the above

hboydston   12   1 Reply

return127

The information that is critical to the customer is what part of the cable they will be responsible ...

The information that is critical to the customer is what part of the cable they will be responsible ...

The information that is critical to the customer is what part of the cable they will be responsible for.
 
  Indicate whether the statement is true or false

cristinaloayza   12   1 Reply

Joisar

The ___________ of an amplifier or receiver is the input power range over which it provides a useful ...

The ___________ of an amplifier or receiver is the input power range over which it provides a useful ...

The ___________ of an amplifier or receiver is the input power range over which it provides a useful output.
 
  A. simple automatic gain control (AGC)
  B. quadrature detector
  C. FosterSeeley discriminator

cattyson   12   1 Reply

skalass

Synthesizers are found in any device that must operate over a range of frequencies. Which of the ...

Synthesizers are found in any device that must operate over a range of frequencies. Which of the ...

Synthesizers are found in any device that must operate over a range of frequencies. Which of the following is an example of such a device?
 
  A. Resonant tank circuits
  B. Cellular phones
  C. Rotary dial ph

sunil1285   12   1 Reply

jazzyn

0.6 kV is equal to ________. (Multiple Choice)

0.6 kV is equal to ________. (Multiple Choice)

0.6 kV is equal to ________.
 
  A) 6 V B) 0.6 V C) 60 V D) 600 V

ggull329   13   1 Reply

Netsirk

An npn BJT has the following values meausred: Vc = 8.3 V, Ve = 1.1 V and Vcc = 18 V. The value of ...

An npn BJT has the following values meausred: Vc = 8.3 V, Ve = 1.1 V and Vcc = 18 V. The value of ...

An npn BJT has the following values meausred: Vc = 8.3 V, Ve = 1.1 V and Vcc = 18 V. The value of Vce must be
 
  A) 9.4 V
  B) 27.4 V
  C) Cannot be deternined, it depends on the value of .
  D) 8.6

sunil1285   13   1 Reply

tkelems2012

A look-up table is : (Multiple Choice)

A look-up table is : (Multiple Choice)

A look-up table is
 
  A) a truth table. B) an artists rendering.
  C) a set of directions. D) a schematic diagram.

lexilourdes   13   1 Reply

leg17

Which of the following conditions is NOT considered when and an XIC versus an XIO input instruction ...

Which of the following conditions is NOT considered when and an XIC versus an XIO input instruction ...

Which of the following conditions is NOT considered when and an XIC versus an XIO input instruction is selected?
 
  A) Matching the type of input contacts (NO or NC) with input instructions (XIC or XIO).
  B) The type

Johnni   13   1 Reply

Amc3010

ISUP and MTP can function without TCAP or SCCP, and vice versa. (True or false?)

ISUP and MTP can function without TCAP or SCCP, and vice versa. (True or false?)

ISUP and MTP can function without TCAP or SCCP, and vice versa.
 
  Indicate whether the statement is true or false

ben jeffs   13   2 Replies

ben jeffs

The information traveling on the medium behaves the same, looks the same, and sounds the same ...

The information traveling on the medium behaves the same, looks the same, and sounds the same ...

The information traveling on the medium behaves the same, looks the same, and sounds the same whether it moves on fiber, copper, or air.
 
  Indicate whether the statement is true or false

Brapbrap   13   1 Reply

Wilkinson

Which of the following can store the most information?

Which of the following can store the most information?

Which of the following can store the most information?
 
  A) CD-ROM B) CD-R C) CD-RW D) DVD-ROM

nurse12   13   1 Reply

yilongchang

What was developed in an effort to overcome pulse dispersion?

What was developed in an effort to overcome pulse dispersion?

What was developed in an effort to overcome pulse dispersion?
 
  A. Step-index fibers
  B. Commercial grade fibers
  C. Graded-index fibers
  D. Single-mode fibers

Wutwut12   13   1 Reply

lconard0726

There are three basic forms of horn antennas: sectoral, circular, and ______________.

There are three basic forms of horn antennas: sectoral, circular, and ______________.

There are three basic forms of horn antennas: sectoral, circular, and ______________.
 
  A. pyramidal
  B. horizontal
  C. vertical
  D. symmetrical

keelyhawkins   13   1 Reply

Astalina

A decoupling network consists of :

A decoupling network consists of :

A decoupling network consists of
 
  A) an inductive filter
  B) a low-value resistor in series with a capacitor that is tied to ground
  C) a capacitor in series with a resistor that is tied to ground
&n

emalay516   14   2 Replies

emalay516

In general, radio frequencies are :

In general, radio frequencies are :

In general, radio frequencies are
 
  A) 530 kHz to 88 MHz B) frequencies from 10KHz to about 300GHz
  C) frequencies from 100 kHz to 100 GHz D) frequencies from 1KHz to about 10KHz

Johnni   14   1 Reply

JoshYar

Unijunction transistor

Unijunction transistor

Unijunction transistor
 
  What will be an ideal response?

merandaae19   14   1 Reply

asapchigga

The breakover point of an SBS can be altered with an external zener connected to the SBS. ...

The breakover point of an SBS can be altered with an external zener connected to the SBS. ...

The breakover point of an SBS can be altered with an external zener connected to the SBS.
 
  Indicate whether the statement is true or false

thebeagle96   14   1 Reply

icysparkles

Which of the following help the user define logic in a programming environment?

Which of the following help the user define logic in a programming environment?

Which of the following help the user define logic in a programming environment?
 
  A) schematic editor B) waveform simulator
  C) compiler D) VHDL editor

Zoeyismycat   14   1 Reply

nino99

To avoid the problem of having a data session disconnected by a second caller, you can disable the ...

To avoid the problem of having a data session disconnected by a second caller, you can disable the ...

To avoid the problem of having a data session disconnected by a second caller, you can disable the call waiting system before the session by dialing 70 before dialing the access number.
 
  Indicate whether the statement is true

riveraes   14   1 Reply

dalenambawan

The main difference between ESF (extended superframe) and SF (superframe) is the number of frames ...

The main difference between ESF (extended superframe) and SF (superframe) is the number of frames ...

The main difference between ESF (extended superframe) and SF (superframe) is the number of frames within the master frame.
 
  Indicate whether the statement is true or false

bgzhoumi   14   1 Reply

Gax_52912

Only large organizations and countries are given Class C addresses. (True or false?)

Only large organizations and countries are given Class C addresses. (True or false?)

Only large organizations and countries are given Class C addresses.
 
  Indicate whether the statement is true or false

merandaae19   14   1 Reply

yuenc

Thanks to the deployment of ________ lines, the cost of the T1 circuit is dropping rapidly.

Thanks to the deployment of ________ lines, the cost of the T1 circuit is dropping rapidly.

Thanks to the deployment of ________ lines, the cost of the T1 circuit is dropping rapidly.
 
  Fill in the blank(s) with correct word

hboydston   14   1 Reply

Icgcyvfiifctcit

What system can be broken down into a series of blocks, each representing a circuit and each ...

What system can be broken down into a series of blocks, each representing a circuit and each ...

What system can be broken down into a series of blocks, each representing a circuit and each performing a specific task?
 
  A. Power supply
  B. Transformer
  C. Regulator
  D. Rectifier

SapphireSmoke   14   2 Replies

SapphireSmoke

Which of the following has a lightweight coil attached to the pointer mechanism and another ...

Which of the following has a lightweight coil attached to the pointer mechanism and another ...

Which of the following has a lightweight coil attached to the pointer mechanism and another stationary coil, which is used as a magnet to provide the magnetic field for the moving coil?
 
  A. Electrodynamometer movement
&nb

Mroche   14   1 Reply

Jmassey95