Delay line is essential in a CRO, to ensure that

Delay line is essential in a CRO, to ensure that (a) Vertical signal starts after the retrace period of sweep signal (b) The sweep reaches the horizontal plates before the desired signal under consideration (c) Initial part of signal to be observed is not lost (d) All of the above
by

1 Answer

Answer :

Delay line is essential in a CRO, to ensure that (a) Vertical signal starts after the retrace period of sweep signal (b) The sweep reaches the horizontal plates before the desired signal under consideration (c) Initial part of signal to be observed is not lost (d) All of the above

by

Related questions

Draw the basic block diagram of single trace CRO and describe the function of delay line.

Description : Draw the basic block diagram of single trace CRO and describe the function of delay line.

Last Answer : Function of Delay line: This block is used to delay the signal for a period of time in the vertical section of CRT. The input signal is not applied directly to the vertical plates because the part ... when the delay time is not used. Therefore, the input signal is delayed by a period of time. 

Sketch block diagram of single trace CRO. State function of delay line.

Description : Sketch block diagram of single trace CRO. State function of delay line.

Last Answer : Function of Delay line: This block is used to delay the signal for a period of time in the vertical section of CRT. The input signal is not applied directly to the vertical plates because the part ... when the delay time is not used. Therefore, the input signal is delayed by a period of time.

State need of delay line in CRO.

Description : State need of delay line in CRO. 

Last Answer : The delay line is used in CRO to delay the signal for some time in thevertical sections. As horizontal channel consists of trigger circuit andtime based generator. This causes more time to reach ... vertical plates. For synchronization of reachinginput signal at same time to both the plates in CRT. 

Quality fiber-end preparation is essential for proper system operation. What properties must an optical fiber-end face have to ensure proper fiber connection?

Description : Quality fiber-end preparation is essential for proper system operation. What properties must an optical fiber-end face have to ensure proper fiber connection?

Last Answer : Be flat, smooth, and perpendicular to the fiber axis.

Why is it essential to clean the excess weld metal on completion of the production weld? a) So it can be ready for painting b) To remove any rust c) To ensure it is suitably clean for visual inspection and NDT d) To remove slag from the undercut

Description : Why is it essential to clean the excess weld metal on completion of the production weld? a) So it can be ready for painting b) To remove any rust c) To ensure it is suitably clean for visual inspection and NDT d) To remove slag from the undercut

Last Answer : c) To ensure it is suitably clean for visual inspection and NDT

A CRO screen has ten divisions on the horizontal scale. If a voltage signal 5 sin 314t+45 deg)is examined with a line base settings of 5 msec/div, the number of cycles of signal displayed on the screen will be a) 0.5 cycles b) 2.5 cycles c) 5 cycles d) 10 cycles

Description : A CRO screen has ten divisions on the horizontal scale. If a voltage signal 5 sin 314t+45 deg)is examined with a line base settings of 5 msec/div, the number of cycles of signal displayed on the screen will be a) 0.5 cycles b) 2.5 cycles c) 5 cycles d) 10 cycles

Last Answer : Ans: 2.5 cycles

The Lissajous pattern observed on screen of CRO is a straight line inclined at 45° to x axis. If X–plate input is

Description : The Lissajous pattern observed on screen of CRO is a straight line inclined at 45° to x axis. If X–plate input is 2 sin ωt, the Y–plate input is (1) 2 sin ωt (2) 2 sin (ωt + 45°) (3) 2 sin (ωt – 45°) (4) 22 sin ωt + 45°) 

Last Answer : The Lissajous pattern observed on screen of CRO is a straight line inclined at 45° to x axis. If X–plate input is 2 sin ωt, the Y–plate input is 2 sin ωt 

Compare analog CRO with digital storage oscilloscope (DSO).

Description : Compare analog CRO with digital storage oscilloscope (DSO).

Last Answer : Analog CRO DSO 1 High bandwidth Less bandwidth due to aliasing effect 2 High  writing speed about 15 GHz Limited speed 3 No memory Has memory ... Less storage time. The digital oscilloscope is  capable of an infinite storage time, using its digital memory.

List any four measure knobs on front panel on CRO.

Description : List any four measure knobs on front panel on CRO.

Last Answer : Knobs on front panel of CRO: 1. Power ON- OFF 2. Intensity control 3. Focus control 4. Astigmatism control 5. Volt/Div control 6. Vertical position control 7. Invert 8. Horizontal position control 9. Synchronization. 10. Channel selection.

List any two applications of CRO.

Description : List any two applications of CRO.

Last Answer : Applications of CRO: 1) Measurement of phase and frequency. 2) Measurement of inductance and capacitance. 3) Tracing the waveform. 4) Determination of amplitude of variable quantity. 5) In ... in transmission lines 9) To check faulty components in various circuit 10) For tracing transistor curves

Draw block diagram of CRO. Write function of each block.

Description : Draw block diagram of CRO. Write function of each block.

Last Answer : 1. Vertical amplifier strengthens the input signal applied to vertical depleting plates 2. Trigger circuit gives input to time base circuit 3. The output of time base generator is amplified by ... of CRT internally coated with Phosphors material on which we observe waveform of the input signal.

The Lissajous pattern on the screen of a CRO is an ellipse with major axis in quadrant 2 and quadrant 4.

Description : The Lissajous pattern on the screen of a CRO is an ellipse with major axis in quadrant 2 and quadrant 4. Then the phase difference between two signals Can be :  (A) 270° (B) 210° (C) 180° (D) 300°

Last Answer : The Lissajous pattern on the screen of a CRO is an ellipse with major axis in quadrant 2 and quadrant 4. Then the phase difference between two signals Can be : 210°

Consider the following statements with regard to Lissajous pattern on a CRO : 1. It is a stationary pattern on...

Description : Consider the following statements with regard to Lissajous pattern on a CRO :  1. It is a stationary pattern on the CRO.  2. It is used for precise measurement of frequency of a voltage signal.  3. The ratio between frequencies ... /are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

Last Answer : Consider the following statements with regard to Lissajous pattern on a CRO :  1. It is a stationary pattern on the CRO.  2. It is used for precise measurement of frequency of a voltage signal.  3. The ratio between ... /are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

The function of input attenuators in measuring instruments, like VTVM and CRO, is to

Description : The function of input attenuators in measuring instruments, like VTVM and CRO, is to (a) Increase the input impedance (b) Attenuate the frequency range (c) Attenuate the input signal amplitude without altering the frequency contents (d) Attenuate the input impedance

Last Answer : The function of input attenuators in measuring instruments, like VTVM and CRO, is to Attenuate the input signal amplitude without altering the frequency contents

CRO is used to measure ________.

Description : CRO is used to measure ________. A. Amplitude B. Phase difference C. Frequency D. All of these 

Last Answer : D

CRO is used to _________.

Description : CRO is used to _________. A. produce frequency B. measure frequency C. produce phase difference D. none of these 

Last Answer : CRO is used to measure frequency.

In a CRO, the quantity to be measured is applied across

Description : In a CRO, the quantity to be measured is applied across  (1) focusing electrodes (2) cathode (3) Y-plates (4) X-plates

Last Answer : C

Lissajous pattern obtained on a CRO screen is a circle. Frequency of two signals are

Description : Lissajous pattern obtained on a CRO screen is a circle. Frequency of two signals are   (a) Equal (b) Unequal (c) Zero (d) Infinity 

Last Answer : a

Horizontal deflection plates of CRO are placed generally

Description : Horizontal deflection plates of CRO are placed generally   (a) Horizontal (b) Vertical (c) Diagonal (d) (a) or (b)  

Last Answer : Horizontal

The Lissajous pattern obtained on a CRO in used to determine:

Last Answer : The Lissajous pattern obtained on a CRO in used to determine: Phase shift and frequency

What do you call a transmission line used specifically for the purpose of achieving delay? A. Delay line B. Flat line C. Resonant line D. Non-resonant line

Description : What do you call a transmission line used specifically for the purpose of achieving delay? A. Delay line B. Flat line C. Resonant line D. Non-resonant line

Last Answer : A. Delay line

What is transit time (time delay) of a 50-ft length transmission line of the above problem? A. 50 ns B. 100 ns C. 75 ns D. 65 ns

Description : What is transit time (time delay) of a 50-ft length transmission line of the above problem? A. 50 ns B. 100 ns C. 75 ns D. 65 ns

Last Answer : C. 75 ns

If delaysare recorded as 10 bit numbers in a 50 router network, and delay vectorsare exchanged twicea second,how muchbandwidth per fill duplex line is occupied by the distributedrouting algorithm? A. 500 bps B. 1500 bps C. 5 bps D. 1000 bps

Description : If delaysare recorded as 10 bit numbers in a 50 router network, and delay vectorsare exchanged twicea second,how muchbandwidth per fill duplex line is occupied by the distributedrouting algorithm? A. 500 bps B. 1500 bps C. 5 bps D. 1000 bps

Last Answer : 1000 bps

The main disadvantage of line organisation, is (A) Rigid structure (B) Extraordinary delay in communications (C) Top level executions over work (D) All the above

Description : The main disadvantage of line organisation, is (A) Rigid structure (B) Extraordinary delay in communications (C) Top level executions over work (D) All the above

Last Answer : (D) All the above

Explain ON delay timer and OFF delay timer of PLC.

Description : Explain ON delay timer and OFF delay timer of PLC.

Last Answer : On delay timer operates such that when rung containing timer is true, the timer starts counting time ticks. At the end of timer preset time period, output is made active. The off- ... is an operation to turn OFF output when preset time expires after a predetermined input is given.

In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec

Description : In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec 

Last Answer : In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec 

Cro-Magnon man was

Description : Cro-Magnon man was

Last Answer : Cro-Magnon man was A. herbivorous B. frugivorous C. carnivorous D. omnnivorous

Homo erectus differed from Cro-Magnon Man in

Description : Homo erectus differed from Cro-Magnon Man in

Last Answer : Homo erectus differed from Cro-Magnon Man in A. Jaws proturding out B. Tool making C. Sloping jaws D. Arts and paintings

Cranial capacity of Cro-magnon man was :

Description : Cranial capacity of Cro-magnon man was :

Last Answer : Cranial capacity of Cro-magnon man was : A. 900 c c B. 1075 c c C. 1450 c c D. 1600 c c

In the given oxides of chromium, the oxide with higher ionic character and the oxide with higher basic nature respectively are: (i) `CrO` (ii) `CrO_(3

Description : In the given oxides of chromium, the oxide with higher ionic character and the oxide with higher basic nature respectively are: (i) `CrO` (ii) `CrO_(3

Last Answer : In the given oxides of chromium, the oxide with higher ionic character and the oxide with higher basic nature ... ) and CrO_(3)` D. `CrO and CrO`

What is one way that the lifestyle of cro-magnums differed from the lifestyle of Neanderthals?

Description : What is one way that the lifestyle of cro-magnums differed from the lifestyle of Neanderthals?

Last Answer : What is the answer ?

Who were the cro-mangon?

Description : Who were the cro-mangon?

Last Answer : It is Cro Magnon, and is a common name that has been used todescribe the first early modern humans (early Homo sapiens sapiens)that lived in the European Upper Paleolithic. About 45,000 yearsago, that could have been your great grandmother if you are ofEuropean descent.

Who were the cro-mangon?

Description : Who were the cro-mangon?

Last Answer : It is Cro Magnon, and is a common name that has been used todescribe the first early modern humans (early Homo sapiens sapiens)that lived in the European Upper Paleolithic. About 45,000 yearsago, that could have been your great grandmother if you are ofEuropean descent.

What is the oxidation state of chromium in CrO?

Description : What is the oxidation state of chromium in CrO?

Last Answer : The valence of chromium is 2 in CrO.

Ramapithecus and Cro-Magnon man are considered?

Description : Ramapithecus and Cro-Magnon man are considered?

Last Answer : ancestors of modern man

.Which of the following statements is correct regarding evolution of mankind? (a) Homo erectus is preceded by Homo habilis. (b) Neanderthal man and cro-magnon man were living at the same time. (c) Australopithecus was living in Australia. (d) None of these

Description : .Which of the following statements is correct regarding evolution of mankind? (a) Homo erectus is preceded by Homo habilis. (b) Neanderthal man and cro-magnon man were living at the same time. (c) Australopithecus was living in Australia. (d) None of these

Last Answer : d) None of these

Which one of the following statements is correct? (a) Australopithecus is the real ancestor of modern man. (b) Neanderthal man is the direct ancestor of Homo sapiens. (c) Homo erectus is the ancestor of man. (d) Cro-magnon man’s fossil has been found in Ethiopia.

Description : Which one of the following statements is correct? (a) Australopithecus is the real ancestor of modern man. (b) Neanderthal man is the direct ancestor of Homo sapiens. (c) Homo erectus is the ancestor of man. (d) Cro-magnon man’s fossil has been found in Ethiopia.

Last Answer : (d) Cro-magnon man’s fossil has been found in Ethiopia.

A squid axon is placed on stimulating electrodes, and an intracellular electrode is inserted and connected through a cathode-ray oscilloscope (CRO) to an indifferent electrode. When the axon is stimulated, the latent period is 1.5 ms. The intracellular electrode is 6 cm form the anode of the simulator and 4.5 cm from the cathode of the simulator. What is the conduction velocity of the axon. a. 15 m/s b. 30 m/s c. 40 m/s d. 67.5 m/s e. This cannot be determined from the information given

Description : A squid axon is placed on stimulating electrodes, and an intracellular electrode is inserted and connected through a cathode-ray oscilloscope (CRO) to an indifferent electrode. When the axon is stimulated, the latent ... . 40 m/s d. 67.5 m/s e. This cannot be determined from the information given

Last Answer : 30 m/s

Which of the following is most common areas where companies evaluate CRO? A. A/B testing B. Customer Journey Analysis C. Segmentation D. All of the above

Description : Which of the following is most common areas where companies evaluate CRO? A. A/B testing B. Customer Journey Analysis C. Segmentation D. All of the above

Last Answer : D. All of the above

Which of the following true statement about CRO? A. Decreased ROI B. Improve user base C. Increased acquisition cost D. All of the above

Description : Which of the following true statement about CRO? A. Decreased ROI B. Improve user base C. Increased acquisition cost D. All of the above

Last Answer : B. Improve user base

What is formula of CRO? A. Leads Generated / Website Traffic x 100 B. Leads Generated * Website Traffic / 100 C. Leads Generated + Website Traffic x 100 D. Leads Generated + Website Traffic / 100

Description : What is formula of CRO? A. Leads Generated / Website Traffic x 100 B. Leads Generated * Website Traffic / 100 C. Leads Generated + Website Traffic x 100 D. Leads Generated + Website Traffic / 100

Last Answer : A. Leads Generated / Website Traffic x 100

What is true about CRO? A. CRO is the process of optimizing the site to increase the likelihood that visitors B. Conversion Rate is a key metric in e-commerce C. The higher the conversion rate, the better. D. All of the above

Description : What is true about CRO? A. CRO is the process of optimizing the site to increase the likelihood that visitors B. Conversion Rate is a key metric in e-commerce C. The higher the conversion rate, the better. D. All of the above

Last Answer : D. All of the above

What is the full form of CRO? A. Cost Rate Optimization B. Conversion Rate Optimization C. Click Rate Optimization D. None of the above

Description : What is the full form of CRO? A. Cost Rate Optimization B. Conversion Rate Optimization C. Click Rate Optimization D. None of the above

Last Answer : B. Conversion Rate Optimization

The anodes in a CRO are at ___________ potential with respect to the cathode a) negative b) high negative c) high positive d) positive

Description : The anodes in a CRO are at ___________ potential with respect to the cathode a) negative b) high negative c) high positive d) positive

Last Answer : c) high positive

The output waveform produced due to time base generator in a CRO is a) saw tooth b) sinusoidal c) linear d) helical

Description : The output waveform produced due to time base generator in a CRO is a) saw tooth b) sinusoidal c) linear d) helical

Last Answer : a) saw tooth

The ___________ of a CRO controls the brightness of the spot formed on the screen a) Filament b) Grid c) Deflection plates d) Cathode

Description : The ___________ of a CRO controls the brightness of the spot formed on the screen a) Filament b) Grid c) Deflection plates d) Cathode

Last Answer : b) Grid

The extinct human who lived 1,00,000 to 40,000 years ago, in Europe, Asia and parts of Africa, with short stature, heavy eye brows, retreating for heads, large jaws with heavy teeth, stocky bodies, a lumbering gait and stooped posture was (1) Ramapithecus (2) Homo habilis (3) Neanderthal human (4) Cro-magnan humans

Description : The extinct human who lived 1,00,000 to 40,000 years ago, in Europe, Asia and parts of Africa, with short stature, heavy eye brows, retreating for heads, large jaws with heavy teeth, stocky ... and stooped posture was (1) Ramapithecus (2) Homo habilis (3) Neanderthal human (4) Cro-magnan humans

Last Answer : (3) Neanderthal human

State and describe different triggering available in CRO

Description : State and describe different triggering available in CRO

Last Answer : A trigger is an external signal or input signal condition that initiates one or more instrument functions. Trigger settings include digital edges, software functions, and analog levels. This tutorial ... the external trigger input. The following figure shows an entering window trigger.  

Explain the concept of single beam dual trace CRO with its block diagram.

Description : Explain the concept of single beam dual trace CRO with its block diagram.

Last Answer : Diagram:   Explanation: The single beam dual trace CRO consists of one electron gun, an electronic switch which switches the two signals to a single vertical amplifier and a single pair of ... Amplifier are identical & have the same delay time, accurate X-Y measurements can be taken. 

Explain the measurement of voltage and frequency using CRO.

Description : Explain the measurement of voltage and frequency using CRO.

Last Answer : Voltage Measurement: CRO displays the voltage signal as a function of time on its screen. The amplitude of that voltage signal is constant, but we can vary the number of divisions that cover the voltage ... /division nv is the number of divisions that cover the signal in vertical direction.