In 8085, whenever a signal is received at TRAP terminal, its program execution is transferred to a subroutine on address A) 0000 H B) 002C H C) 0024 H D) 0004 H
Last Answer : In 8085, whenever a signal is received at TRAP terminal, its program execution is transferred to a subroutine on address 0024 H
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Jun 18, 2018
by
anonymous
An energy signal has G(f) = 20. Its energy density spectrum is A) 20 B) 100 C) 400 D) 800
Last Answer : 400
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2 answers
asked
Jun 18, 2018
by
anonymous
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Explain Briefly What Happens When The Intr Signal Goes High In The 8085?
Last Answer : Answer :The INTR is a maskable interrupt for the 8085. It has the lowest priority and is also non vectored. When this INTR signal goes into the high state the following things occur / ... the processor saves the address of new instruction into the STACK and an interrupt service subroutine begins.
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1 answer
State different types of electrical signal and draw all types of waveforms.
Last Answer : Types of electrical signals 1) Sine wave 2) Triangular wave 3) Square wave Waveforms
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asked
May 2, 2020
by
anonymous
basic characteristics of sound signal.
Last Answer : Level and loudness: The amplitude of a sound wave determines its loudness or volume. A larger amplitude means a louder sound, and a smaller amplitude means a softer sound. The loudness of a ... the reproducing system should be capable of handling the maximum and minimum power in the same ratio.
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1 answer
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Sep 2, 2019
by
anonymous
What is the significance of signal conditioner? Explain the need of following in mechatronics system. i) Isolator ii) Filter iii) Amplifier iv) Data converter
Last Answer : Significance: Signal conditioning means manipulating an analog signal in such a way that it meets the requirements of the next stage for further processing. Signal inputs accepted by signal ... -frequency converters, current-to-voltage converters, current loop converters, and charge converters.
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1 answer
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Aug 9, 2019
by
anonymous
List different methods of demodulation of FM signal.
Last Answer : Balanced Slope detection Ratio detector Foster Seeley discriminator Phase locked loop demodulator
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1 answer
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Aug 3, 2019
by
anonymous
For a signal conditioner explain the terms linearization and signal conversion.
Last Answer : Definition : 1. linearization : Many primary elements produce nonlinear outputs and the signal must be linearized to produce a nearly ideal calibration. Specialized analog circuits such as offsetting circuits, ... signal. Even computer algorithms are also used. 2.Signal conversion :
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Jul 21, 2019
by
anonymous
Analog signal
Last Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
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1 answer
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Jul 6, 2019
by
anonymous
If it takes a transmitted signal 1m sec to go up to the target and come back after reflection, how far is the transmitter from the target? A) 150 Km B) 150 m C) 15 Km D) 1500 m
Last Answer : If it takes a transmitted signal 1m sec to go up to the target and come back after reflection, how far is the transmitter from the target? A) 150 Km B) 150 m C) 15 Km D) 1500 m
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201 views
1 answer
asked
Jun 18, 2018
by
anonymous
If a signal band limited to fm is sampled at a rate less than 2fm, then the constructed signal will be A) Large in amplitude B) Small in amplitude C) Distorted D) Distortion less
Last Answer : If a signal band limited to fm is sampled at a rate less than 2fm, then the constructed signal will be Distorted
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1 answer
asked
Jun 18, 2018
by
anonymous
The sampling rate to avoid aliasing for the signal m(t) = 100 cos 200ωt will be A) ≥1/25 sec B) ≥1/50 sec C) ≤1/25 sec D) ≤ 1/50 sec
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Jun 18, 2018
by
anonymous
What is the Laplace transform of step signal of 5 units magnitude? A) 5s B) 5/s C) s/5 D) 1/s
Last Answer : What is the Laplace transform of step signal of 5 units magnitude? A) 5s B) 5/s C) s/5 D) 1/s
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1 answer
asked
Jun 18, 2018
by
anonymous
The time base signal in Cathode Ray Oscilloscope (CRO) is (1) A square wave signal (2) A sawtooth signal (3) A triangular wave signal (4) A sinusoidal signal
Last Answer : 2 Saw tooth
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2 answers
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May 1, 2018
by
anonymous
Integration of step signal gives (A) Impulse signal. (B) Ramp function. (C) Parabola. (D) Square pulse.
Last Answer : Integration of step signal gives Ramp function.
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Apr 28, 2018
by
anonymous
The standard for long distance analog signal transmission in process control industry is (A) 4-20 mV (B) 0-20 mA (C) 4-20 mA (D) 0-5 V
Last Answer : The standard for long distance analog signal transmission in process control industry is 4-20 mA
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1 answer
asked
Apr 26, 2018
by
anonymous
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What do you mean by signal processing?
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Mar 11, 2018
by
anonymous
What is a signal in science?
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Mar 11, 2018
by
anonymous
What do you mean by signal and system?
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Mar 11, 2018
by
anonymous
Explain transformer isolated drive circuits providing both signal and power.
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Mar 11, 2018
by
anonymous
Can you convert analog signal to digital?
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Mar 10, 2018
by
anonymous
What is the use of digital signal processing?
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Mar 10, 2018
by
anonymous
What are the advantages of a digital signal?
Last Answer : It has only two variable input and output (low or high) (0 or 5).
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1 answer
asked
Mar 10, 2018
by
anonymous
How does signal processing work?
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Mar 10, 2018
by
anonymous
Why digital signal processing is important?
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Mar 10, 2018
by
anonymous
What is the use of signal flow graph?
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Mar 10, 2018
by
anonymous
The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs
Last Answer : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs
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Jun 18, 2018
by
anonymous
106 views
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Jul 13, 2019
by
S. T.
A certain pulse measures 10ms and has a period of 50ms. The duty cycle is __
Last Answer : 10ms/50ms = 20%
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Aug 17, 2021
by
anonymous
What does the noise weighting curve shows? A. Noise signals measured with a 144 handset B. Power levels of noise found in carrier systems C. The interfering effect of other frequencies in a voice ... a reference frequency of one kilohertz D. Interfering effects of signals compared with a 3-kHz tone
Last Answer : C. The interfering effect of other frequencies in a voice channel compared with a reference frequency of one kilohertz
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1 answer
What is the wavelength in millimeters of a sound wave whose frequency is 35 KILOHERTZ. Assume the speed of sound is 350 METERS PER SECOND? w) 100 millimeters x) 1,000 millimeters y) 10 millimeters z) 1/10 millimeters
Last Answer : ANSWER: Y -- 10 MILLIMETERS
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1 answer
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Mar 12, 2021
by
anonymous
The emf induced in a coil is 1 volt when current in it changes from 0 to 100 mA in time 10mS. Its inductance (in mH) value is A) 10 B) 50 C) 100 D) 1000
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asked
Apr 9, 2018
by
anonymous
How much work is done to increase a 20kg scooter and speed from 10ms to 20ms?
Last Answer : 3000 J
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1 answer
What is the wavelength of a radio photon from an A.M. radio station that broadcasts at 1360 kilohertz?
Last Answer : 300 / 1.36 = 220.588 metres (rounded to three decimalplaces).
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1 answer
kilohertz (kHz) is a unit which measures? A. Power used by a current of one ampere B. Electromagnetic radio wave frequencies (Answer) C. Voltage D. Electric resistance
Last Answer : B. Electromagnetic radio wave frequencies (Answer)
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1 answer
If the unity-gain point of the operational amplifier used in question 24 is 500 kilohertz, what is the bandwidth of the circuit?
Last Answer : 50 kilohertz (Gain = 10; Gain-Bandwidth Product = 500,000) 500,000(Hz)
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1 answer
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Aug 20, 2021
by
anonymous
A radio station is broadcasting at 3750 khz (kilohertz). This station would be found in which radio band? w) 20 meter x) 40 meter y) 80 meter z) 160 meter
Last Answer : ANSWER: Y -- 80 METER
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1 answer
asked
Mar 6, 2021
by
anonymous
The period of a signal is 10 ms. What is its frequency in Hertz ? (A) 10 (B) 100 (C) 1000 (D) 10000
Last Answer : (B) 100
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Feb 9, 2021
by
anonymous
The _____of a composite signal is the difference between the highest and the lowest frequencies contained in that signal. A) frequency B) period C) bandwidth D) amplitude
Last Answer : frequency
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1 answer
The distance a simple signal can travel in one period is called ………… A. Wavelength B. propagation speed C. Frequency D. both a and b
Last Answer : A. Wavelength
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1 answer
_________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency. A. Horn antenna B. LNA C. Satellite receiver D. Satellite dish
Last Answer : B. LNA
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1 answer
If the signal does not change at all, its frequency will be (1) ∞ Hz (2) 0 Hz (3) 1 Hz (4) None of these
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asked
Apr 10, 2018
by
anonymous
The mean velocity of blood flow in the aorta during systole is 1.5 × 10–2 m / s. What is the frequency change in an instrument with a signal frequency of 105 Hz (speed of sound in blood, 1570 m / s)?
Last Answer : 1060 kg/m3, very close to pure water's density of 1000 kg/m3. The average adult has a blood volume of roughly 5 litres (11 US pt) or 1.3 gallons, which is composed of plasma ... .4 million (female) erythrocytes: Red blood cells contain the blood's hemoglobin and distribute oxygen. Mature red blood
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1 answer
asked
Feb 1
by
anonymous
What is meant by pulse rate or frequency of digital signal ?
Last Answer : The number of vibrations per second in a signal is called Pulse rate .
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1 answer
asked
Jan 27
by
anonymous
What is the effect of carrier frequency variation on AM signal?
Last Answer : Need answer
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1 answer
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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).
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In the illustrated circuit, one advantage of the capacitor coupling over direct coupling is ____________. EL-0048 A. as the frequency decreased the capacitive reactance (Xc) increases B. the amplifier becomes ... of the signal while it isolates the biasing of each stage. D. good frequency response.
Last Answer : Answer: C
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1 answer
Deemphasis in the receiver in effect attenuates modulating signal components and noise in what frequency range? A. dc B. low C. intermediate D. high
Last Answer : D. high
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1 answer
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Unwanted radio signal on assigned frequency. A. Splatter B. RFI C. Noise D. EMI
Last Answer : C. Noise
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1 answer
