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What is convolution in signals and systems?
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Mar 11, 2018
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anonymous
What is convolution in signals and systems?
convolution
signals
systems
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Mar 11, 2018
by
anonymous
What is the convolution filter?
What is the convolution filter?
convolution
filter
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asked
Mar 11, 2018
by
anonymous
What do you mean by linear convolution?
What do you mean by linear convolution?
linear
convolution
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Mar 11, 2018
by
anonymous
Is a convolution linear?
Is a convolution linear?
convolution
linear
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Mar 10, 2018
by
anonymous
What are digital signals used for?
What are digital signals used for?
digital
signals
used
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Apr 30, 2018
by
anonymous
For measurement of radio frequency ac signals __________ type meter is used
For measurement of radio frequency ac signals __________ type meter is used
Last answer:
For measurement of radio frequency ac signals thermo-couple type meter is used
measurement
radio
frequency
ac
signals
type
meter
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asked
Mar 30, 2020
by
anonymous
Find the phasors corresponding to the following signals
Find the phasors corresponding to the following signals
Last answer:
Find the phasors corresponding to the following signals
find
the
phasors
corresponding
to
following
signals
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asked
Aug 9, 2017
by
anonymous
Sampling of Analogue Signals
Sampling of Analogue Signals
Last answer:
Sampling of Analogue Signals Sampling means splitting in regular interval to convert it in digital form. Sampling converts continuous signal to discrete signal. Actually the accuracy ... use. Using sampling we can store the analogue data in digital form.
sampling
analogue
signals
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Mar 10, 2018
by
anonymous
What is Neuro Fuzzy Systems?
What is Neuro Fuzzy Systems?
neuro
fuzzy
systems
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Mar 10, 2018
by
anonymous
What is Electronic Systems Engineering?
What is Electronic Systems Engineering?
electronic
systems
engineering
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Mar 10, 2018
by
anonymous
What are the different types of telecommunication systems?
What are the different types of telecommunication systems?
different
types
telecommunication
systems
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Mar 10, 2018
by
anonymous
What are the different types of control systems?
What are the different types of control systems?
different
types
control
systems
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Sep 7, 2018
by
anonymous
Define natural, mechanical, forced and induced draught systems.
Define natural, mechanical, forced and induced draught systems.
Last answer:
Natural draught system: - When the fuel is burnt (combustion) in the furnace due to natural circulation of air, the draught is called natural draught. Mechanical draught system: - In a mechanical ... combustion. OR If fan/blower is placed after the furnace then it is called as induced draught
define
natural
mechanical
forced
induced
draught
systems
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asked
Apr 28, 2018
by
anonymous
Precise control of reactive current flow entering the transmission and distribution systems can be minimized
Precise control of reactive current flow entering the transmission and distribution systems can be minimized by using (A) synchronous condenser (B) static VAR capacitor (C) capacitor bank (D) thyristor switched reactor in parallel with capacitor
Last answer:
Precise control of reactive current flow entering the transmission and distribution systems can be minimized by using (A) synchronous condenser (B) static VAR capacitor (C) capacitor bank (D) thyristor switched reactor in parallel with capacitor
precise
control
reactive
current
flow
transmission
distribution
systems
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asked
Apr 29, 2018
by
anonymous
Load compensation in power systems is a process to :
Load compensation in power systems is a process to : (A) Maintain better voltage profile (B) Increase short circuit capacity of the system (C) Generate required harmonics for loads like arc furnaces (D) Compensate for the line reactance
Last answer:
Load compensation in power systems is a process to : Maintain better voltage profile
load
compensation
power
systems
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asked
Apr 29, 2018
by
anonymous
Skin effect is absent in which of the following transmission systems?
Skin effect is absent in which of the following transmission systems? A) Extra High Voltage (EHV) AC B) High Voltage Direct Current (HVDC) C) Both A and B D) None of these
Last answer:
Skin effect is absent in which of the following transmission systems? A) Extra High Voltage (EHV) AC B) High Voltage Direct Current (HVDC) C) Both A and B D) None of these
skin
effect
transmission
systems
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asked
Apr 26, 2018
by
anonymous
Regulating-transformers are used in power systems for control of
Regulating-transformers are used in power systems for control of
Last answer:
Regulating-transformers are used in power systems for control of power flow
regulating-transformers
used
power
systems
control
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119
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asked
Aug 21, 2019
by
anonymous
ln TDM systems, channel separation is done with the use of
tdm
systems
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Sep 22, 2018
by
anonymous
State the objectives of tariff systems.
State the objectives of tariff systems.
Last answer:
Objectives of tariff system: 1) Recover judiciously and legally capital investment made on electricity generation, transmission & distribution. 2) Recover judiciously and legally the cost of operation, supplies ... for high power factor. 8) Gain a suitable profit on the capital investment.
objectives
tariff
systems
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2
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asked
Sep 6, 2018
by
anonymous
Define: (i) Resolution, (ii) Calibration, with reference to electrical measuring systems.
Define: (i) Resolution, (ii) Calibration, with reference to electrical measuring systems.
Last answer:
Resolution The smallest increment in input (the quantity being measured) which can be detected with certainty by an instrument is called its resolution or discrimination. OR It is ... the measuring instrument with standard instrument to find out the error in the instrument under test.
resolution
calibration
electrical
measuring
systems
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asked
Aug 13, 2018
by
nat
What kind of circuit can produce looping signals of sweep frequency from 10KHz to 20KHz ?
I want to build circuit that produce sweep frequency from 10KHz - 11KHz - 12....... - 20KHz (as maximum) then start again at 10KHz - 11KHz - 12....... - 20KHz looping like this (2-3 seconds per loop) until the power turned off.
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Mar 11, 2018
by
anonymous
What is stable and unstable system?
What is stable and unstable system?
stable
unstable
system
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58
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asked
Mar 11, 2018
by
anonymous
What do you mean by signal and system?
What do you mean by signal and system?
signal
system
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Mar 11, 2018
by
anonymous
What is a signal in science?
What is a signal in science?
signal
science
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asked
Apr 9, 2018
by
anonymous
Convolution of exp (-at) and exp(-bt) is...
Convolution of exp (-at) and exp(-bt) is A) exp(-(a+b)t) B) exp(-abt) C) exp(-bt)-exp(at) D) None of these
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asked
Jan 15, 2018
by
James
of what use are current and voltage transformers in protective systems
Last answer:
Current transformers (CT) : Current transformer (CT) actually step down the high current to low current for the operation of relays. Current transformer is use for measurement of ... use for relay. This is about potential transformer.
relay-
transformers
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116
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asked
Mar 11, 2018
by
anonymous
What is the impulse response of the system?
What is the impulse response of the system?
impulse
response
system
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57
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Mar 11, 2018
by
anonymous
What is a time variant system?
What is a time variant system?
time
variant
system
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asked
Mar 11, 2018
by
anonymous
What is the meaning of LTI system?
What is the meaning of LTI system?
Last answer:
The system which satisfies both linearity and time invarient is called linear time invarient (LTI) systrm
lti
system
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109
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1
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asked
Mar 11, 2018
by
anonymous
What do you mean by signal processing?
What do you mean by signal processing?
signal
processing
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asked
Apr 14, 2018
by
anonymous
What is the value of form factor in connection with single phase alternating supply systems ?
What is the value of form factor in connection with single phase alternating supply systems ? (A) 1.01 (B) 1.11 (C) 1.21 (0) 1.31
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Jul 22, 2019
by
anonymous
Compare signals and variables in VHDL
Compare signals and variables in VHDL
Last answer:
Sr. No Signals Variables 1 Signal objects are used to connect entities together to form model Variables are used for local storage in process statements and subprograms. 2 ... only. 5 Signals need more information so more memory Variables take less memory
vhdl
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asked
1 day
ago
by
anonymous
What is an endoscope ? (1) It is an optical instrument used to see inside the alimentary canal (2) It is a device which is fitted on the chest of the patient to regularise the irregular heart beats (3) It is an instrument used for examining ear disorders (4) It is an instrument for recording electrical signals produced by human muscles
What is an endoscope ? (1) It is an optical instrument used to see inside the alimentary canal (2) It is a device which is fitted on the chest of the patient to regularise the irregular heart beats (3) It is an instrument used for examining ear disorders (4) It is an instrument for recording electrical signals produced by human muscles
Last answer:
It is an optical instrument used to see inside the alimentary canal
biology
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asked
May 13, 2018
by
anonymous
______ signal is generated by combining RD and WR signals with IO/M.
______ signal is generated by combining RD and WR signals with IO/M. (a) Control (b) System (c) Register (d) Memory
Last answer:
Control signal is generated by combining RD and WR signals with IO/M.
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604
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1
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asked
Oct 2, 2018
by
anonymous
Explain reactive power compensation in Transmission and Distribution systems.
Explain reactive power compensation in Transmission and Distribution systems.
Last answer:
Reactive power compensation in Transmission and Distribution systems: The reactive power is present in lines due to the reactive loads and device/ component reactances. This leads to heavy ... Diagram shows a scheme of reactive power compensation used in transmission and distribution systems.
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asked
Oct 2, 2018
by
anonymous
State commercial losses in transmission and distribution systems. Also state the remedies for the same.
State commercial losses in transmission and distribution systems. Also state the remedies for the same.
Last answer:
Following are the commercial losses in Transmission Distribution systems: 1) Make unauthorized extension of loads. ( Direct Hooking) 2) Errors in meter reading & recording (faulty meter). 3) By ... turn reduces the energy requirements by some scale in turn leading to saving in energy sources.
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2
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Sep 22, 2018
by
anonymous
State and explain any four technical losses in transmission and distribution systems.
Last answer:
Technical losses: i) Copper losses ii) Unbalance loading iii) Long length of distribution lines iv) Conductor of inadequate size v) Various losses in transformer vi) Long distance between transformer and ... be the season behind this which is due to less interest of the line men in their work.
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1
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asked
Jan 20, 2018
by
anonymous
What is Real Time Operating Systems (RTOS) ?
Last answer:
Some embedded systems have Real-Time Operating Systems (RTOS) and some of them not. Real-Time Operating Systems is a platform for building applications for embedded systems, Smaller Software ... they just have application code without RTOS. Every Real-Time Operating Systems have the kernel.
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60
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1
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asked
Sep 2, 2018
by
anonymous
Give purpose and location of following signals, 1) Warner: 2) Co-acting: 3) Shunt: 4) Detonating:
Give purpose and location of following signals, 1) Warner: 2) Co-acting: 3) Shunt: 4) Detonating:
Last answer:
Ans: 1) Warner signal - When in 'on' position, it indicates that the signal ahead is at danger and driver must be prepared to stop at next signal. When in off' position it indicates that ... to the driver of approaching train. These are placed on the rails and explode when engine passes over them.
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1
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asked
May 28, 2018
by
anonymous
Two sinusoidal signals having the same amplitude and frequency are applied to the X and Y inputs of a CRO.
Two sinusoidal signals having the same amplitude and frequency are applied to the X and Y inputs of a CRO. The observed Lissajous figure is straight line. The phase shift between the two signals would be (1) Zero (2) 90 degrees (3) Either zero or 180 degrees (4) Either 90 degrees or 270 degrees
Last answer:
Two sinusoidal signals having the same amplitude and frequency are applied to the X and Y inputs of a CRO. The observed Lissajous figure is straight line. The phase shift between the two signals would be (1) Zero (2) 90 degrees (3) Either zero or 180 degrees (4) Either 90 degrees or 270 degrees
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1
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asked
5 days
ago
by
anonymous
Red light is used for signals because it has (1) long wavelength (2) high intensity (3) high frequency (4) low refraction in the medium
Red light is used for signals because it has (1) long wavelength (2) high intensity (3) high frequency (4) low refraction in the medium
Last answer:
long wavelength
physics
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4 days
ago
by
anonymous
In radio-communication, the signals emitted by transmitting antenna are reflected on (1) stratosphere(2) ozonosphere (3) ionosphere (4) troposphere
In radio-communication, the signals emitted by transmitting antenna are reflected on (1) stratosphere(2) ozonosphere (3) ionosphere (4) troposphere
Last answer:
ionosphere
physics
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asked
Jul 21, 2020
by
anonymous
In 1901 who first transmitted radio signals across Atlantic
In 1901 who first transmitted radio signals across Atlantic
Last answer:
Marconi
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May 25, 2018
by
anonymous
In CRO, Lissajous pattern will be a straight line, if the two signals are of same frequency with a phase
In CRO, Lissajous pattern will be a straight line, if the two signals are of same frequency with a phase difference of (a) 0° (b) 180° (c) 360° (d) All of these
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May 20, 2018
by
anonymous
The two inputs of a CRO are fed with two stationary periodic signals. In the X-Y mode, the screen shows a
The two inputs of a CRO are fed with two stationary periodic signals. In the X-Y mode, the screen shows a figure Which changes from ellipse to circle and back to ellipse with its major axis changing orientation slowly and repeatedly. The following inference can be made from this A) The signals are not sinusoidal ... but not equal C) The signals are sinusoidal with their frequencies very close but not equal D) There is a constant but small phase difference between the signals
Last answer:
The two inputs of a CRO are fed with two stationary periodic signals. In the X-Y mode, the screen shows a figure Which changes from ellipse to circle and back to ellipse with ... following inference can be made from this The signals are sinusoidal with their frequencies very close but not equal
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328
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1
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Jan 16
by
anonymous
Which place is located on the water divide between the Indus and the Ganges river systems ? (1) Varanasi (2) Caya (3) Ambala (4) Allahabad
Which place is located on the water divide between the Indus and the Ganges river systems ? (1) Varanasi (2) Caya (3) Ambala (4) Allahabad
Last answer:
Ambala
geography-of-india
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Jun 9, 2020
by
anonymous
Enlist types of electrical wiring systems. Explain casing and capping type wiring system.
Enlist types of electrical wiring systems. Explain casing and capping type wiring system.
Last answer:
List the types of Internal wiring in residential installations - 1) Cleat wiring 2) Batten wiring 3) Wooden casing capping wiring 4) PVC conduit wiring 5) PVC casing capping ... less chances of mechanical injury. Future expansion is possible and repairing and maintenance is easily possible.
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asked
Dec 19, 2018
by
EngMbes
Differentiate between Standalone and Grid-connected types of photovoltaic systems using diagrams
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86
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asked
Apr 28, 2018
by
anonymous
Consider the following systems : (i) a normal human being walking on the road, and (ii) servomechanism
Consider the following systems : (i) a normal human being walking on the road, and (ii) servomechanism. Systems (i) and (ii) are, respectively, (A) Open loop control system, Open loop control system. (B) Closed loop control system, Closed loop control system. (C) Open loop control system, Closed loop control system. (D) Closed loop control system, Open loop control system.
Last answer:
Consider the following systems : (i) a normal human being walking on the road, and (ii) servomechanism. Systems (i) and (ii) are, respectively, (A) Open loop control ... loop control system, Closed loop control system. (D) Closed loop control system, Open loop control system.
servomechanism
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Apr 13, 2018
by
Notes
Modeling and simulation of dynamic systems
Modeling and simulation of dynamic systems
Last answer:
Modeling and Simulation of simple dynamic systems A control system consists of subsystems assembled for the purpose of obtaining a desired output with a desired performance given a specific ... of operation and flexibility. Other systems include the mechanical and electrical systems .
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79
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asked
Jun 15, 2018
by
anonymous
In communication systems, noise due to quantization error is
In communication systems, noise due to quantization error is a) Linear and signal dependent b) Non-linear and signal dependent c) Linear and signal independent at low frequencies only d) non -linear and signal dependent at low frequencies only
Last answer:
In communication systems, noise due to quantization error is Linear and signal dependent
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...