Electrical Engineering

If the period of a square wave is 22 ms, what is its frequency?

If the period of a square wave is 22 ms, what is its frequency?

If the period of a square wave is 22 ms, what is its frequency?
 
  A) 45.5 kHz B) 22 kHz C) 45.5 Hz D) 22 Hz

alexisangelique   269   3 Replies

bio_man

A 500 k potentiometer is connected across a 5 V source. If the voltage from the wiper to the lower ...

A 500 k potentiometer is connected across a 5 V source. If the voltage from the wiper to the lower ...

A 500 k potentiometer is connected across a 5 V source. If the voltage from the wiper to the lower end of the potentiometer is 1.2 V, what is the resistance of that lower part?
 
  A) 380 k B) 0  C) 500 k D) 120 k

ggull329   89   2 Replies

gurp_chananwal

An RC circuit can be used as a filter to eliminate selected frequencies. (True or false?)

An RC circuit can be used as a filter to eliminate selected frequencies. (True or false?)

An RC circuit can be used as a filter to eliminate selected frequencies.
 
  Indicate whether the statement is true or false

riveraes   45   2 Replies

zmorgan00

A ripple counter circuit composed of flip-flops divides a clock freqency by 128. The circuit ...

A ripple counter circuit composed of flip-flops divides a clock freqency by 128. The circuit ...

A ripple counter circuit composed of flip-flops divides a clock freqency by 128. The circuit contains ________.
 
  A) 6 flip-flops B) 7 flip-flops C) 9 flip-flops D) 8 flip-flops

lexilourdes   53   5 Replies

Kwabena Osei

If a 1 M resistor, 0.47 M resistor and 0.5 M resistor are connected in parallel across an 18 V ...

If a 1 M resistor, 0.47 M resistor and 0.5 M resistor are connected in parallel across an 18 V ...

If a 1 M resistor, 0.47 M resistor and 0.5 M resistor are connected in parallel across an 18 V source, what is the total current if the 1 M resistor opens?
 
  A) 92.3 mA B) 74.3 A C) 92.3 A D) 74.3 mA

Kimstudies   40   3 Replies

Bkerr The Legendary

What is the reactance of an inductor that carries 1.25 mAP and drops 25 VP at 100 Hz?

What is the reactance of an inductor that carries 1.25 mAP and drops 25 VP at 100 Hz?

What is the reactance of an inductor that carries 1.25 mAP and drops 25 VP at 100 Hz?
 
  A) 3.13 k B) 20 k C) 31.3  D) 15.7 k

Mroche   44   2 Replies

Marshall S

A decoding glitch typically occurs because of ________.

A decoding glitch typically occurs because of ________.

A decoding glitch typically occurs because of ________.
 
  A) power supply filtering B) obsolete logic technology
  C) propagation delays D) All of the above

Brapbrap   39   2 Replies

Caleb Floyd

Proximity detectors usually use a ________ switch in conjunction with a magnet.

Proximity detectors usually use a ________ switch in conjunction with a magnet.

Proximity detectors usually use a ________ switch in conjunction with a magnet.
 
  A) normally closed B) solenoid C) reed D) optical

lindseyb1220   40   2 Replies

Alex Hoang

The purpose of a priority encoder in a flash ADC is to determine

The purpose of a priority encoder in a flash ADC is to determine

The purpose of a priority encoder in a flash ADC is to determine

• the number of output bits required

• which input has the highest value

• which input to encode first

• the sequence of binary numbers to send to the output

Ilovebacon22   139   5 Replies

desd

A highly selective filter has a very wide bandwidth (True or false?)

A highly selective filter has a very wide bandwidth (True or false?)

A highly selective filter has a very wide bandwidth.
 
  Indicate whether the statement is true or false

bgzhoumi   43   2 Replies

Daniel Ramirez

To forward bias a silicon diode with a -71.6 V anode voltage, apply a ________ cathode voltage. ...

To forward bias a silicon diode with a -71.6 V anode voltage, apply a ________ cathode voltage. ...

To forward bias a silicon diode with a -71.6 V anode voltage, apply a ________ cathode voltage.
 
  A) -72.3 V B) +70.9 V C) +72.3 V D) -70.9 V

apich   66   2 Replies

Jevla Faen

If the resistance increases in Figure 13-1, the impedance ________.

If the resistance increases in Figure 13-1, the impedance ________.

If the resistance increases in Figure 13-1, the impedance ________.
 
  A) remains the same B) becomes zero C) increases D) decreases

keelyhawkins   41   2 Replies

Vanessa Rosas

An inverting Schmitt trigger has 15 V supply voltages and values of Rf1 = 3.3 k and Rf2 = 1.2 k. ...

An inverting Schmitt trigger has 15 V supply voltages and values of Rf1 = 3.3 k and Rf2 = 1.2 k. ...

An inverting Schmitt trigger has 15 V supply voltages and values of Rf1 = 3.3 k and Rf2 = 1.2 k. Assuming that RL 10 k, what is the circuit's UTP and LTP?
 
  A) UTP = +4 V, LTP = -4 V B) UTP = +10.26 V, LTP = -10.26 V
 

sunil1285   52   2 Replies

Dool Funtime

In engineering notation, 82,500 is expressed as 8.25 103 (True or false?)

In engineering notation, 82,500 is expressed as 8.25 103 (True or false?)

In engineering notation, 82,500 is expressed as 8.25  103.
 
  Indicate whether the statement is true or false

jkidane1829393   198   6 Replies

Noah Seidensticker

Select the response that best defines the use of the Master Reset (MR) on typical counter ICs.

Select the response that best defines the use of the Master Reset (MR) on typical counter ICs.

Select the response that best defines the use of the Master Reset (MR) on typical counter ICs.
 
  A) The MR is a synchronous active HIGH input that resets the counter to 00002 on the next input clock pulse.
  B) The MR

jkidane1829393   46   2 Replies

VaultedClips YT

Assume there is no loading effect of Q2/Q3 on Q1 and RL is the load.Refer to Figure 6. The ...

Assume there is no loading effect of Q2/Q3 on Q1 and RL is the load.Refer to Figure 6. The ...

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jus10n   135   6 Replies

Tanvi korba

Decoder glitches can be eliminated by a method known as stripping. (True or false?)

Decoder glitches can be eliminated by a method known as stripping. (True or false?)

Decoder glitches can be eliminated by a method known as stripping.
 
  Indicate whether the statement is true or false

sunil1285   78   4 Replies

Tavon Knibbs

Assume there is no loading effect of Q2/Q3 on Q1 and RL is the load.Refer to Figure 6. The ...

Assume there is no loading effect of Q2/Q3 on Q1 and RL is the load.Refer to Figure 6. The ...

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Suedyso   71   3 Replies

Connor Brindle

In a series circuit, the largest amount of power is dissipated by:

In a series circuit, the largest amount of power is dissipated by:

In a series circuit, the largest amount of power is dissipated by:
 
  A) the largest resistor.
  B) the first resistor.
  C) the smallest resistor.
  D) any resistor, since the current is the same t

merandaae19   54   2 Replies

Pooja Dewasi

In a two-resistor series circuit VR1 = 6.5 VRMS and VR2 = 3.2 VRMS. The source voltage is ________. ...

In a two-resistor series circuit VR1 = 6.5 VRMS and VR2 = 3.2 VRMS. The source voltage is ________. ...

In a two-resistor series circuit VR1 = 6.5 VRMS and VR2 = 3.2 VRMS. The source voltage is ________.
 
  A) 13.7 VP B) 9.7 VP C) 9.19 VP D) 4.53 VP

gi.x3   105   2 Replies

Ahmad Alblooshy

Increasing RSERIES in a voltmeter circuit will :

Increasing RSERIES in a voltmeter circuit will :

Increasing RSERIES in a voltmeter circuit will
 
  A) decrease VMAX, the maximum voltage that can be measured.
  B) help conserve energy by reducing the power consumption when VMAX is measured.
  C) increase V

12

Mroche   601   14 Replies

Abílio Lopes

An amplifier that provides its own input is called an oscillator. (True or false?)

An amplifier that provides its own input is called an oscillator. (True or false?)

An amplifier that provides its own input is called an oscillator.
 
  Indicate whether the statement is true or false

thebeagle96   66   3 Replies

Hank Hill1

Interpret the following mixed numbers and letters 4R7 on a resistor to the correct resistance of: ...

Interpret the following mixed numbers and letters 4R7 on a resistor to the correct resistance of: ...

Interpret the following mixed numbers and letters 4R7 on a resistor to the correct resistance of:
 
  A) 4.7 Kilohms. B) 47 ohms. C) 4.7 ohms. D) 4.7 Megohms.

emalay516   249   3 Replies

Jack Sparks

Refer to Figure 4. The input signal is an 8 Vpp sine wave driving a load that is a 16 ...

Refer to Figure 4. The input signal is an 8 Vpp sine wave driving a load that is a 16 ...

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trea48   61   2 Replies

tom794613

VCC = 12 volts, RC = 1k, determine the load line IC and VCE intercepts :

VCC = 12 volts, RC = 1k, determine the load line IC and VCE intercepts :

VCC = 12 volts, RC = 1k, determine the load line IC and VCE intercepts
 
  A) IC = IB = 12mA and VCE = 12m volts B) IC = 1.2mA and VCE = 12m volts
  C) IC = 12mA and VCE = 12 volts D) IC = .012mA and VCE = 1.2 volts

tamaraco   50   3 Replies

Ory San

A PAL consists of all the following except ________.

A PAL consists of all the following except ________.

A PAL consists of all the following except ________.
 
  A) output macrocells B) a fixed OR array
  C) a programmable AND array D) input macrocells

jaypatel432   51   2 Replies

Christian Ward

Which one of the following statements about troubleshooting ladder logic counter programs is NOT ...

Which one of the following statements about troubleshooting ladder logic counter programs is NOT ...

Which one of the following statements about troubleshooting ladder logic counter programs is NOT true?
 
  A) Track counter data in counter dialog boxes.
  B) The SUS instruction, TND instruction, and JSR instruction ar

cattyson   44   2 Replies

Grant Hollyer

A 10 VP sine wave is equal to ________.

A 10 VP sine wave is equal to ________.

A 10 VP sine wave is equal to ________.
 
  A) 5 VPP B) 100 VPP C) 20 VPP D) none of the above

12

anvaridthe   632   14 Replies

AmberLee Sweet

Which one of the following statements for the Logix PLC tag addressing is true?

Which one of the following statements for the Logix PLC tag addressing is true?

Which one of the following statements for the Logix PLC tag addressing is true?
 
  A) The names for input tags must have the word input included in the names.
  B) Virtual relays or memory bits cannot be addressed by t

sopmit   40   2 Replies

Thanh Nguyen2

Which type of flip-flop is referred to as one's catching?

Which type of flip-flop is referred to as one's catching?

Which type of flip-flop is referred to as one's catching?
 
  A) D B) toggle C) R-S D) J-K

merandaae19   40   2 Replies

sahil Dhadwal

As resistors are disconnected from a parallel circuit, ________.

As resistors are disconnected from a parallel circuit, ________.

As resistors are disconnected from a parallel circuit, ________.
 
  A) IT decreases and RT increases B) IT increases and RT increases
  C) IT decreases and RT decreases D) IT increases and RT decreases

riveraes   35   2 Replies

AGAMJOT SINGH

Polarity is defined based on the conventional current through a resistive element. (True or false?)

Polarity is defined based on the conventional current through a resistive element. (True or false?)

Polarity is defined based on the conventional current through a resistive element.
 
  Indicate whether the statement is true or false

cattyson   133   5 Replies

PRAVESH CHHETRI

The ________ electromagnet cannot be further magnetized.

The ________ electromagnet cannot be further magnetized.

The ________ electromagnet cannot be further magnetized.
 
  A) open B) saturated C) capacitive D) shorted

12

Mroche   587   16 Replies

jfjjfjfjfjfjfjfjfjfj

Boolean algebra involves linear and nonlinear equations (True or false?)

Boolean algebra involves linear and nonlinear equations (True or false?)

Boolean algebra involves linear and nonlinear equations.
 
  Indicate whether the statement is true or false

salsathief   596   10 Replies

johndsforza

Assume there is no loading effect of Q2/Q3 on Q1 and RL is the load.Refer to Figure 6. The ...

Assume there is no loading effect of Q2/Q3 on Q1 and RL is the load.Refer to Figure 6. The ...

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stevengu246   94   2 Replies

5 / 5

Kyle Pailley

An iron core electromagnet has a higher ________ than an air core electromagnet.

An iron core electromagnet has a higher ________ than an air core electromagnet.

An iron core electromagnet has a higher ________ than an air core electromagnet.
 
  A) reactance B) permeability C) resistance D) current

jkidane1829393   188   5 Replies

jfjjfjfjfjfjfjfjfjfj

In double-subscript notation, Vab = +7 V denotes that :

In double-subscript notation, Vab = +7 V denotes that :

In double-subscript notation, Vab = +7 V denotes that
 
  A) point a is +7 V with respect to ground. B) point b is 7 V more positive than point a.
  C) point b is +7 V with respect to ground. D) point a is 7 V more pos

cattyson   63   3 Replies

SHELDON NELSON

A series circuit dissipates a total of 56.25 mW of power with a current of 3.75 mA. If R2 dissipates ...

A series circuit dissipates a total of 56.25 mW of power with a current of 3.75 mA. If R2 dissipates ...

A series circuit dissipates a total of 56.25 mW of power with a current of 3.75 mA. If R2 dissipates 21.09 mW of power, what is the value of R1?
 
  A) 2000  B) 1000  C) 2500  D) 1500

Kimstudies   80   4 Replies

jaem

As the frequency applied to an RC circuit varies, both XC and resistance vary. (True or false?)

As the frequency applied to an RC circuit varies, both XC and resistance vary. (True or false?)

As the frequency applied to an RC circuit varies, both XC and resistance vary.
 
  Indicate whether the statement is true or false

Coco   74   3 Replies

Pub G

If your calculator displays 3.45607 106, the equivalent metric value with 4 significant digits is ...

If your calculator displays 3.45607 106, the equivalent metric value with 4 significant digits is ...

If your calculator displays 3.45607  106, the equivalent metric value with 4 significant digits is ________.
 
  A) 34.56 Mega B) 3.456 kilo C) 3.456 micro D) 3.456 Mega

merandaae19   91   4 Replies

Tyler Forrest