# Oscilloscope is used to see waves produced by?

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Any energy coming from electronic devices

## Related questions

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Description : If viewed on an oscilloscope, the loudness of a sound wave would be associated with the wave's: w) frequency x) wavelength y) velocity z) amplitude

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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.

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Description : In a two -channel oscilloscope operating in x -y mode, two in -phase 50 Hz sinusoidal waveforms of equal amplitude are fed to the two channels. What will be the resultant pattern on the screen ? (a) An ellipse (b) A parabola (c) Straight line inclined at 45° with respect to x-axis (d) A circle

Last Answer : In a two -channel oscilloscope operating in x -y mode, two in -phase 50 Hz sinusoidal waveforms of equal amplitude are fed to the two channels. What will be the resultant pattern on the screen ? (a) An ellipse (b) A parabola (c) Straight line inclined at 45° with respect to x-axis (d) A circle

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Description : A Lissajous pattern on an oscilloscope has 5 horizontal tangencies and 2 vertical tangencies. The frequency of the horizontal input is 1000 Hz. What is the frequency of the vertical input?  (A) 400 Hz (B) 5000 Hz (C) 4000 Hz (D) 2500 Hz

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Description : How does an oscilloscope measure frequency and voltage?

Last Answer : Maybe not the most helpful, but here’s a schematic of a digital oscilloscope: http://www.sparkfun.com/datasheets/Kits/DIY-Oscope-schematic.pdf

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Description : Will an oscilloscope probe be used in future medical procedures?

Last Answer : In a certain sense oscilloscope probes are already being used in medicine today. An oscilloscope is simply a machine that visually represents changes in voltage. Thats what EKG and EEG machines do - they measure the electrical activity in your heart and brain respectively and use probes to do it.

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Description : Where can I purchase a digital oscilloscope?

Last Answer : Before purchasing a digital oscilloscope, make sure you are aware of all the factors in which you will be using the product. You can purchase (or even rent) the item from http://www.electrorent.com.

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Description : Which instrument is used to record the speed of a vehicle? (1) Thermometer (2) Barometer (3) Speedometer (4) Oscilloscope

Last Answer : (3) Speedometer Explanation: Speedometer, instrument that indicates the speed of a vehicle, usually combined with a device known as an odometer that records the distance traveled.

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Description : The waveform of a certain signal can be studied by – (1) Spectrometer (2) Cathode ray oscilloscope (3) p - n junction diode (4) Sonometer

Last Answer : (4) Sonometer Explanation: A spectrometer is an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum. Cathode ray oscilloscope is an electronic display ... electron beam that is used to produce visible patterns or graphs on a phosphorescent screen.

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Description : Which instrument is used to record Atmospheric pressure? (1) Thermometer (2) Barometer (3) Seismometer (4) Oscilloscope

Last Answer : (2) Barometer Explanation: A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. A barometer using mercury is common. This is often recorded as mm Hg.

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Description : A diesel driven emergency generator is prevented from being paralleled with the ship's service generators by __________. A. an electrical interlock system B. an automatic paralleling trip switch C. the synchronizing oscilloscope D. the reverse current relay

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Description : What device measures rf power by measuring the heat the rf power generates? A. Calorimeter B. Goniometer C. Spectrum meter D. Oscilloscope

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Description : An instrument for recording waveforms of audio frequency. A. Oscilloscope B. Phonoscope C. Radioscope D. Audioscope

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Description : Which tester is used to measure SWR? A. Spectrum analyzer B. Multimeter C. Reflectometer D. Oscilloscope

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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

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Description : Which network component/s is/are involved in the Presentation layer of an OSI model? a. Gateway b. Multiplexer & Oscilloscope c. Amplifier & Hub d. All of the above

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Description : On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal. (A) Frequency (B) Amplitude (C) Damping (D) None of these

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Description : Non-contact speed measurements can be carried out by a) Tachometer b) Stroboscope c) Oscilloscope d) Speedometer

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Description : Ideally, an oscilloscope presentation should cover what vertical portion of the screen?

Last Answer : At least 60% of the vertical trace.

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Description : What kind of voltage is applied to the horizontal deflection plates of the oscilloscope?

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Description : What do you call an oscilloscope that uses sampling techniques in processing signals having frequencies beyond its normal capabilities?

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Description : An oscilloscope provides easy measurement of __ values.

Last Answer : peak to peak

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Description : In an oscilloscope, ___ adjusts the brightness of the spot by chaning the current on the control grid.

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Description : What is being controlled at the potentials between anode of an oscilloscope?

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Description : Generally, oscilloscope uses what type of deflection?

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Description : The ___ provides the visual display showing the form of the signal applied as a waveform on the front screen of a cathode ray oscilloscope

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Description : Considered as the "heart" of the cathode ray oscilloscope.

Last Answer : cathode ray tube (CRT)

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Description : Used to test a fiber optics splice ∙ a. Spectrum analyzer ∙ b. Oscilloscope ∙ c. Optical power meter ∙ d. Field strength meter

Last Answer : c. Optical power meter

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Description : Draw block diagram of digital storage oscilloscope.

Last Answer : block diagram of digital storage oscilloscope.

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Description : Which of the following instruments should never have their test leads connected directly to a wall outlet: w) ammeter x) voltmeter y) oscilloscope z) frequency counter

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Description : A piano tuner notices a standing Lissajous (pron: Liss-a-jew) curve on his oscilloscope. The tone being projected is: w) out of harmony x) sharp y) resonating z) flat

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Description : The waveform of a certain signal can be studied by (1) Spectrometer (2) Cathode ray oscilloscope (3) p – n junction diode (4) Sonometer

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Description : Use Dual Trace Oscilloscope to Determine A.C Voltage and Current Response in Given R, L, C Circuit.

Last Answer : Practical Significance In the industry environment Electrical Engineering Diploma graduate are expected to handle cathode ray oscilloscope (CRO) to measure basic parameters like voltage, frequency, time ... components and emphasize a quantity, lagging or leading with respect to other quantity.

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Description : How do I use a dual trace oscilloscope to determine AC voltage and current response in a given R, L, and C circuit?

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Description : Describe with block diagram; the principle of operation of digital storage oscilloscope.

Last Answer : The block diagram of DSO is shown above. Sampling rate may be as high as 1,00,000 samples per sencod. For such high sampling rates, a fast conversion ADC is requried. Flash ADC ... particular signal in the memory then overwritting should be stopped.This obtained by using Hold and Save button.

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Description : An oscilloscope measures (a) peak to peak value of voltage (b) d.c. value of voltage (c) r.m.s. value of voltage (d) average value of voltage

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Description : The time/div and voltage/div axes of an oscilloscope have been erased. When a 1 kHz, 5V p-p square wave calibration pulse is connected to channel 1 ofthe scope the waveform observed on the screen ... channels are the same, the amplitude (pp) and period of the unknown signal are respectively.

Last Answer : The time/div and voltage/div axes of an oscilloscope have been erased. When a 1 kHz, 5V p-p square wave calibration pulse is connected to channel 1 ofthe scope the waveform observed on the screen is ... are the same, the amplitude (pp) and period of the unknown signal are respectively. 7.5 V, 2ms

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Description : Two sinusoidal signals of the same frequency are displayed on a dual-trace oscilloscope. One complete cycle of each signal covers 6 cm of the horizontal scale and the starting point of the horizontal scale and the starting ... between the two signals in degrees is  (a) 30 (b) 45 (c) 60 (d) 90

Last Answer : Two sinusoidal signals of the same frequency are displayed on a dual-trace oscilloscope. One complete cycle of each signal covers 6 cm of the horizontal scale and the starting point of the horizontal ... signals are separated by 0.5 cm. The phase difference between the two signals in degrees is 30

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Description : The trace on an oscilloscope continually moves to the right of the screen when  (a) the sweep is triggered. (b) the sweep period is larger than the signal period. (c) the sweep period is smaller than the signal period. (d) there is no weep.

Last Answer : The trace on an oscilloscope continually moves to the right of the screen when the sweep period is smaller than the signal period.

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Description : In a dual trace oscilloscope, the display appears segmented when  (a) low frequency signals are observed in Alternate mode (b) low frequency signals are observed in Chop mode (c) high frequency signals are observed in Alternate mode (d) high frequency signals are observed in Chop mode

Last Answer : In a dual trace oscilloscope, the display appears segmented when high frequency signals are observed in Chop mode

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Description : What is digital storage oscilloscope (DSO)?

Last Answer : Digital storage oscilloscope have many advantages as compared to analogue oscilloscope. Digital storage oscilloscope uses analogue to digital converter and digital to analogue converter and also it ... oscilloscope is used for comparing waveforms and recording and it have many different uses.

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Description : 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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Description : A oscilloscope 4cmX4cm screen has its own sweep out, fed back to its input if x&y Sensitivities are same, the oscilloscope will display  A) triangular wave B) diagonal line C) sine wave D) Circle

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Last Answer : An oscilloscope indicates Peak to peak value of voltage.

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Last Answer :  In a free running oscilloscope, the horizontal deflection system is driven by a Ramp waveform

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Description : Explain the basic operation of an oscilloscope with necessary diagram for each section in detail.

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Description : Oscilloscope

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Description : Electromagnetic waves are produced by (1) charges at rest, having the same linear charge density along two mutually perpendicular directions. (2) equal charges, moving with equal uniform velocities, ... steady current flowing through them. (4) charges that move with a continuously changing velocity

Description : The rms value, of the electric field, in the em waves, produced a point source, at a distance of $$(\frac{4}{\sqrt{\pi}})$$ in from the point source, is 2V m-1. Taking ε0 = 8.85 x 10-12 SI units and C = 3 x 108 ... the power of the source to be (nearly) (1) 2.3 nW (2) 1.15 nW (3) 2.3 pW (4) 1.15 pW