Phenomena in which signal transmitted in one circuit creates undesired

effect in other circuit is known as

A. crosstalk

B. signal attenuation

C. sampling

D. crosslinking

1 Answer

Answer :

crosslinking

Related questions

Description : _______ is a typeof transmission impairment in which an outside sourcesuch as crosstalk corrupts asignal. A) Attenuation B) Distortion C) Noise D) Decibel

Last Answer : Noise

Description : Which of the following phenomena is possible is free space medium? A. Reflection of radio wave B. Diffraction of radio wave C. Refraction of radio wave D. Attenuation of radio wave

Last Answer : D. Attenuation of radio wave

Description : Decrease in strength of signal is known as A. tuning B. modulation C. attenuation D. amplification

Last Answer : attenuation

Description : Noise occurring in the presence of signal resulting from a mismatch between the exact value of an analog signal and the closet available quantizing step in a digital coder. A. Quantizing noise B. Thermal noise C. Impulse noise D. Crosstalk

Last Answer : A. Quantizing noise

Description : Inside the ____ is a gas generator containing a mixture of NaN3 (Sodium Azide), KNO3 (Potassium Nitrate) and SiO2 (Silicon Dioxide). When the undesired event happens, an electric circuit is ... chemical reactions generate nitrogen gas that fills ____ in 20 to 30 milliseconds. Fill up the blank

Last Answer : Air-bags in automobiles.

Description : Explain flat top sampling with circuit diagram.Draw flat top sampled signal.

Last Answer : Flat top sampling: In flat top sampling, the top of the samples remains constant and equal to the instantaneous value of the modulating signal at the start of the sampling. Thus the ... the sampled signal and the pulse signal. Flat top sampling is mostly used in digital transmission

Description : ECE Board Exam March 1996 Crosstalk coupling is ___________. A. dBm (disturbing pair) minus dBm (disturbed pair) B. the difference between readings on a cable pair with a tone and a cable pair without ... a cable C. signals from one circuit that get into another circuit D. All of these are true

Last Answer : D. All of these are true

Description : Vinca alkaloids exert antitumor activity by: A. Activating topoisomerase II to cause breaks in DNA strands B. Crosslinking DNA strands C. Inhibiting DNA mediated RNA synthesis D. Inhibiting polymerization of tubulin to form intracellular microtubules

Last Answer : D. Inhibiting polymerization of tubulin to form intracellular microtubules

Description : In commercial vulcanization, crosslinking is introduced by the addition of: w) sulfur x) toluene y) silicon z) phosphorus

Last Answer : ANSWER: W -- SULFUR

Description : Which phenomena shows the particle nature of light? (1) Diffraction (2) Interference (3) Photoelectric effect (4) Polarisation

Last Answer : (3) Photoelectric effect Explanation: The phenomena such as interference, diffraction, and polarization can only be explained when light is treated as a wave whereas photoelectric effect, line spectra, and the production and scattering of x rays demonstrate the particle nature of light.

Description : Which of the following phenomena suggest that light may be a transverse wave? w) reflection x) polarization y) photoelectric effect z) diffraction

Last Answer : ANSWER: X -- POLARIZATION

Description : Which of the following events occurred first? (1) Albert Einstein propounded the General Theory of Relativity (2) Max Planck unveiled the Quantum Theory (3) Marconi first transmitted a wireless signal (4) Madame Marie Curie be-came the first woman Nobel Prize winner

Last Answer : (2) Max Planck unveiled the Quantum Theory Explanation: General Theory of Relativity: a theory of gravitation developed by Einstein in the years 1907-1915; Quantum Theory of Max Planck: 1900; ... woman Nobel Prize winner: shared her 1903 Nobel Prize in Physics with her husband Pierre Curie.

Description : Which of the following events occurred first? (1) Albert Einstein propounded the General Theory of Relativity (2) Max Planck unveiled the Quantum Theory (3) Marconi first transmitted a wireless signal (4) Madame Marie Curie became the first woman Nobel Prize winner

Last Answer : (2) Max Planck unveiled the Quantum Theory Explanation: General Theory of Relativity: a theory of gravitation developed by Einstein in the years 1907-1915; Quantum Theory of Max Planck: 1900; ... transmission on December 11, 1901; and Madame Curie becoming the first woman Nobel Prize winner.

Description : In an optical fibre the signal is transmitted – (1) in a straight line path (2) In a curved path (3) due to total internal reflection (4) Due to refraction

Last Answer : (3) due to total internal reflection Explanation: Total internal reflection is the basic concept be-hind the optical fiber. Optical fiber employs the transmission of light down fibers of plastic ... refractive index to allow more light to be guided along the fiber through total internal refraction.

Description : A television channel is characterized by (1) frequency of transmitted signal (2) velocity of transmitted signal (3) physical dimension of television screen (4) size of picture tube

Last Answer : (1) frequency of transmitted signal Explanation: A television channel is a physical or virtual channel over which a television station or television network is distributed. Channel numbers represent actual frequencies used to ... .75 MHz for analog audio (FM), or 55.31 MHz for digital ATSC (8VSB).

Description : Unwanted signal that distorts a transmitted signal is called A. analogue B. noise C. digital D. tuning

Last Answer : noise

Description : How the light signal is transmitted through the fiber?

Last Answer : Ans. There are three major parts: 1. Transmitter: it converts electrical signal into light signals 2. Optical fiber: it carries the signal from one place to another 3. Receiver: it converts light signal into ... represented by 0 . Any information can be represented by the pattern of 1's and 0's.

Description : In an optical fibre the signal is transmitted (1) in a straight line path (2) In a curved path (3) due to total internal reflection (4) Due to refraction

Last Answer :  due to total internal reflection

Description : A television channel is characterised by (1) frequency of transmitted signal (2) velocity of transmitted signal (3) physical dimension of television screen (4) size of picture tube

Last Answer : frequency of transmitted signal

Description : Have you ever followed advice that resulted in an undesired outcome?

Last Answer : I give unsolicited advice all the attention due.

Description : Removal of undesired suckers, done once in 45 days of planting

Last Answer : Ans. Desuckering

Description : Which of the following reduces the stress concentration? a) Use of multiple notches b) Drilling additional holes c) Removal of undesired material d) Each of the mentioned

Last Answer : d) Each of the mentioned

Description : For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a (A) Batch reactor is preferred over a ... a single CSTR for high yield (C) Both (A) and (B) (D) Single CSTR is the most suitable

Last Answer : (C) Both (A) and (B)

Description : A rule-of-thumb for the numbers of organisms required to produce toxins or to produce desired or undesired flavors is one million per ____. a. ounce c. gram b. kilogram d. pound

Last Answer : c. gram

Description : Reduction of signal strength during transmission is called attenuation. -Technology

Last Answer : TrueDuring transmission, the signal strength is reduced, this phenomenon is called attenuation.

Description : The loss in signal power as light travels down a fiber is called a. Dispersion b. Scattering c. Absorption d. Attenuation

Last Answer : d. Attenuation

Description : The random and unpredictable electric signal from natural causes, both internal and external to the system is know as ________. A. Distortion B. Noise C. Attenuation D. Interference

Last Answer : B. Noise

Description : ECE Board Exam November 1996 The loss in signal power as light travels down a fiber is A. attenuation B. propagation C. absorption D. scattering

Last Answer : A. attenuation

Description : The loss in signal power as light travels down the fiber is called a. attenuation b. progragation c. scattering d. interruption

Last Answer : attenuation

Description : _________can impair a signal. A) Attenuation B) Distortion C) Noise D) All of theabove

Last Answer : All of theabove

Description : ________ is a typeof transmission impairment in which the signal loses strength due to the different propagation speeds of each frequency that makes up the signal. A) Attenuation B) Distortion C) Noise D) Decibel

Last Answer : Distortion

Description : ________ is a typeof transmission impairment in which the signal loses strength due to theresistance of the transmission medium. A) Attenuation B) Distortion C) Noise D) Decibel

Last Answer : Attenuation

Description : The loss in signal power as light travels down the fiber is called ............. A) Attenuation B) Propagation C) Scattering D) Interruption

Last Answer : A) Attenuation

Description : Attenuation and noise can impair a signal. True False

Last Answer : True

Description : If the length of the fiber point defect changes with pulse duration, is the OTDR signal deviation a point defect or a region of high fiber attenuation?

Last Answer : A point defect.

Description : Why are visible-light LEDs not used for fiber optics? ∙ a. It has high losses ∙ b. It has short wave ∙ c. It has low attenuation ∙ d. It has weak signal

Last Answer : ∙ a. It has high losses

Description : Band loss is ∙ a. A reduction in transmitter power caused by earth’s surface curvature ∙ b. A reduction in strength of the signal caused by folded dipole bends ∙ c. An attenuation increase caused by bends radiating from the side of the fiber ∙ d. All of these

Last Answer : c. An attenuation increase caused by bends radiating from the side of the fiber

Description : The loss in signal power as light travels down a fiber is called ∙ a. Dispersion ∙ b. Scattering ∙ c. Absorption ∙ d. Attenuation

Last Answer : ∙ d. Attenuation

Description : The loss in signal power as light travels down the fiber is called ............. A) Attenuation B) Propagation C) Scattering D) Interruption

Last Answer : A) Attenuation

Description : The loss in signal power as light travels down the fiber is called ............. A) Attenuation B) Propagation C) Scattering D) Interruption

Last Answer : A) Attenuation

Description : A telephone cable has following primary constants per loop kilometer ,R=30Ω, L=20mH,C=0.06µF,G=0.If the applied signal has an angular frequency of 5000 rad/sec.., Determine (i) Characteristics impedence (ii) Attenuation constant

Last Answer : A telephone cable has following primary constants per loop kilometer ,R=30Ω, L=20mH,C=0.06µF,G=0.If the applied signal has an angular frequency of 5000 rad/sec.., Determine (i) Characteristics impedence (ii) Attenuation constant

Description : The .............. measures the relative strengths of two signals or a signal at two different points. (A) frequency (B) attenuation (C) throughput (D) decibel

Last Answer : (D) decibel

Description : ..................... is a type of transmission impairment in which the signal loses strength due to the resistance of the transmission medium. (A) Attenuation (B) Distortion (C) Noise (D) Decibel

Last Answer : (A) Attenuation

Description : Is the interference coming from other communications channels? A. Jitter B. Crosstalk C. RFI D. EMI

Last Answer : B. Crosstalk

Description : Steps to follow to produce PCM signal. A. Quantizing, sampling, and coding B. Sampling, quantizing, and coding C. Sampling, coding and quantizing D. Coding, quantizing and coding

Last Answer : B. Sampling, quantizing, and coding

Description : The most common technique to change an analog signal to digitaldata is called __________. A) PAL B) PCM C) sampling D) none of the abov

Last Answer : PCM

Description : The analog signal needs to be sampled at a minimum sampling rate of: (A) 2fs (B) 1/(2fs) (C) fs/2 (D) 2/fs

Last Answer : (A) 2fs

Description : As per Nyquist criterion the sampling rate is (A) 2fs (B) (1/2)fs (C) (1/2fs) (D) (2/fs) Where fs is the signal frequency

Last Answer : (A) 2fs

Description : Choosing a discrete value that is near but not exactly at the analog signal level leads to a) PCM error b) Quantization error c) PAM error d) Sampling error

Last Answer : b) Quantization error

Description : The signals which are obtained by encoding each quantized signal into a digital word is called as a) PAM signal b) PCM signal c) FM signal d) Sampling and quantization

Last Answer : b) PCM signal