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Experiment 6_revised
Experiment 6_revised

... The middle pin (2) is connected to the wiper. – The resistance between pins 1 and 2 is x Rpot, where x is the fraction of the total number of turns of the knob. – The resistance between pins 2 and 3 is (1 – x) Rpot, where x is the fraction of the total number of turns of the knob. – There may be a n ...
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The Science of 4-20 mA Current Loops

... Power supplies for 2-wire transmitters must always be DC. Since changing current flow represents the parameter being measured, AC cannot be used. If AC were used, the current would be changing all the time and the signal representing the measured parameter could not be distinguished from that caused ...
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Collision Excitation of Atoms (Franck
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... The experiment you will do today was first performed, using slightly different equipment, by James Franck and Gustav Hertz in 1914. In 1925 Franck and Hertz received the Nobel Prize in physics for their work. ...
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Accurate Constant-Current, Constant

... a demonstration circuit that produces a 6V/20A constant-current, constant-voltage output. The components in this particular design have standard footprints, making it easy to switch them out to adjust the output current limit and regulated voltage. CONCLUSION ...
MS Word
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Fuses Plugs and Switches

... In houses today most fuse boxes are being replaced by a set of switches called circuit breakers. These act a bit like a fuse, cutting off the supply if there is a problem. However they are based on an electronic circuit and are safer than fuses because they act to cut off the current much more quick ...
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Telecom Fused Disconnects How To Order 3

... • Innovative pullout design eliminates need for tools to replace the fuse • Bullet terminals standard for line and load connections • Front access to fuse • Alarm signalling circuit (visual and remote) activates through line (standard) or load (optional) terminals • For use with fuse types: Littelfu ...
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... You may also have heard of the word kilowatt. A kilowatt is 1,000 watts or 1,000 joules of energy flowing in one second. This term kilowatt is most often used with electrical use in houses and other large facilities. And on an electric bill you may have noticed the term kilowatt-hour. A kilowatt-hou ...
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Activity 1.2.3 Electrical Circuits – Physical Introduction

... Since the late 1800s, engineers have designed systems to utilize electrical energy due to its ability to be converted, stored, transmitted, and reconverted efficiently into other forms of energy. In the 21st century, electrical energy production, distribution, and application have become consumer dr ...
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... B will be the same, and will be set by the A knobs. If supply B is not fully turned clockwise, the two supplies are set independently. However, the supply B is limited to the value of Supply A. In any case, the voltages add. ...
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... electricity flows in a single direction. Batteries provide DC electricity. AC alternates its direction many times per second. AC is used for grid service because it is more practical for long distance transmission. An inverter converts DC to AC, and also changes the voltage. In other words, it is a ...
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... regulated supply of 7.2V therefore the specs the circuit was designed for ranges between 8V to 23V since our desired output is greater than 23V and less than 24V This chip provides the designer with internal shutdown and overload fault protections to maintain safety to the component For simulation p ...
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Using the Performance and Reliability Advantages of Zero Crossing

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... small solution is needed, NCP1522B is available in mDFN 0.55 mm thickness. Low profiles inductors are available on the market but their serial resistor must be carefully checked to keep good overall efficiency. Maximum output current; make sure your inductor can support the maximum current needed by ...
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KSE 210 PNP Epitaxial Silicon Transistor Absolute Maximum Ratings

... or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. ...
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Surge protector



A surge protector (or surge suppressor) is an appliance/device designed to protect electrical devices from voltage spikes. A surge protector attempts to limit the voltage supplied to an electric device by either blocking or by shorting to ground any unwanted voltages above a safe threshold. This article primarily discusses specifications and components relevant to the type of protector that diverts (shorts) a voltage spike to ground; however, there is some coverage of other methods.The terms surge protection device (SPD), or transient voltage surge suppressor (TVSS), are used to describe electrical devices typically installed in power distribution panels, process control systems, communications systems, and other heavy-duty industrial systems, for the purpose of protecting against electrical surges and spikes, including those caused by lightning. Scaled-down versions of these devices are sometimes installed in residential service entrance electrical panels, to protect equipment in a household from similar hazards.Many power strips have basic surge protection built in; these are typically clearly labeled as such. However, power strips that do not provide surge protection are sometimes erroneously referred to as ""surge protectors"".
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