what is bbcode
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BBCode BBCode or Bulletin Board Code is a lightweight markup language used to format posts in many message boards.
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- The definition of a diode is an electronic device with two transmitting terminals that allows electric current to flow in one direction while blocking current in the opposite direction.An example of a diode is a light-emitting diode, an LED.iode. noun. 1  An electronic device that restricts current flow chiefly to one direction. 2  An electron tube with a cathode and anode. 3  A two-terminal semiconductor device used chiefly as a rectifier.
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- In electronics, a diode is a component that restricts the directional flow of charge carriers. Essentially, a diode allows an electric current to flow in one direction, but bl … ocks it in the opposite direction. Thus, the diode can be thought of as an electronic version of a check valve. Circuits that require current flow in only one direction typically include one or more diodes in the circuit design.
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BBCode editor As soon as you've decided to implement BBCode in your software product, we propose you to examine the jquery.BBCode plugin. This Jquery library plugin is a simple BBCode editor, which can be easily placed on any website. It allows inserting the BBCode on selected text in textarea. Supported BBCode tags: bold, [b]
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- 1 Definition: The anode of a device is the terminal where current flows in from outside. The cathode of a device is the terminal where current flows out. This is illustrated in figure 1.  A useful mnemonic is ACID : Anode Current Into Device.
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- Diodes are electronic components which have the ability to allow current to flow in only one direction. There are many electrical systems circuits which use diodes to prevent a back feed between circuits to isolate the circuits and to prevent some current spikes.
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- 1. the electrode or terminal by which current enters an electrolytic cell, voltaic cell, battery, etc. 2. the negative terminal of a voltaic cell or battery. 3. the positive terminal, electrode, or element of an electron tube or electrolytic cell. anodos ánodos upward = path-an - an + 3 hodos, hodós]. way•road′an (-od ic) ˈɒd. ɪk adj
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light-emitting diode (LED) a light emitting diode led is a semiconductor device that emits visible light when an electric current passes through it the light is not particularly bright but in most leds it is monochromatic occurring at a single wavelength
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What is an Electrode? An anode is an electrode at which current leaves the cell and oxidation takes place... A cathode is described as a negative electrode. Current enters the cell at the cathode and reduction takes place. Electrons are repelled from the cathode.n example is the production of sodium metal from molten salt, or sodium chloride. When the current flows, positively charged sodium ions are attracted to the negative electrode, or cathode, where they gain electrons, forming sodium metal.
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What Is the Purpose of a Diode? The purpose of a diode is to block current from flowing in one direction Diodes are typically used to protect a circuit if the power source is connected in the wrong direction. A simple diode allows current to flow through unimpeded in one direction, but completely blocks any flow in the other direction. However, there are other types of diodes, such as semiconductor diodes, that block current flow in both directions unless there is a certain amount of current.
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Light-emitting diode A light-emitting diode (LED) is a two-lead semiconductor light source. It is a p–n junction diode that emits light when activated. When a suitable current is applied to the leads, electrons are able to recombine with electron holes within the device, releasing energy in the form of photons.
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What is an Electrode? Anodes and Cathodes. In the case of a direct (DC) current, electrodes come in pairs, and are known as anodes and cathodes. For a battery, or other DC source, the cathode is defined as the electrode from which the current leaves, and the anode as the point where it returns.
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- A light-emitting diode (LED) is a semiconductor diode that emits incoherent narrow-spectrum light when electrically biased in the forward direction of the p-n junction. This effect is a form of electroluminescence. An LED is usually a small area source, often with extra optics added to the chip that shapes its radiation pattern.
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- A diode is a semiconductor device that essentially acts as a one-way switch for current. It allows current to flow easily in one direction, but severely restricts current from flowing in the opposite direction.
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cathode 1. : the electrode of an electrochemical cell at which reduction occurs: a: the negative terminal of an electrolytic cell b: the positive terminal of a galvanic cell. 2. : the electron-emitting electrode of an electron tube; broadly: the negative electrode of a diode — compare anode.. : the electrode of an electrochemical cell at which reduction occurs: a: the negative terminal of an electrolytic cell b: the positive terminal of a galvanic cell. 2. : the electron-emitting electrode of an electron tube; broadly: the negative electrode of a diode — compare anode.
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Cathode A cathode is the electrode from which a conventional current leaves a polarized electrical device. This definition is sometimes remembered using the mnemonic CCD for cathode current departs. A conventional current describes the direction in which positive electronic charges move. For example, reversing the current direction in a Daniell galvanic cell would produce an electrolytic cell, where the copper electrode is the positive terminal and the anode. 2  In a diode, the cathode is the negative terminal at the pointed end of the arrow symbol, where current flows out of the device.
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Diode A semiconductor diode, the most common type today, is a crystalline piece of semiconductor material with a p–n junction connected to two electrical terminals. A vacuum tube diode has two electrodes, a plate (anode) and a heated cathode.
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What is BBCode and how do I use it? For example, bold text is produced with [b]text to have in bold[/b], while italics is generated with [i] and [/i] and underlining (which is still a bad idea on a Web page, even in BBCode) is done with [u] and [/u].
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Chemical Forums In chemistry the cathode is a positive terminal as it gains negatively charged electrons and the anode is the positive terminal where it disperses its electrons. If it is in between it is called a bipolar where it functions as one anode cell and one cathode cell.
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Diode In electronics, a diode is a two-terminal electronic component that conducts primarily in one direction (asymmetric conductance); it has low (ideally zero) resistance to the current in one direction, and high (ideally infinite) resistance in the other.
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- Thus corrosion can proceed by the coupling of reactions (1) and (6). In electrochemical terminology, an electrode at which an oxidation reaction occurs is called an anode.
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Electrochemical Cells Oxidation occurs at the electrode termed the anode and reduction occurs at the electrode called the cathode. Electrodes & Charge. The anode of an electrolytic cell is positive (cathode is negative), since the anode attracts anions from the solution. However, the anode of a galvanic cell is negatively charged, since the spontaneous oxidation at the anode is the source of the cell's electrons or negative charge.
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Electrode The anode is now defined as the electrode at which electrons leave the cell and oxidation occurs, and the cathode as the electrode at which electrons enter the cell and reduction occurs. Each electrode may become either the anode or the cathode depending on the direction of current through the cell.he anode is now defined as the electrode at which electrons leave the cell and oxidation occurs, and the cathode as the electrode at which electrons enter the cell and reduction occurs. Each electrode may become either the anode or the cathode depending on the direction of current through the cell.
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Anode 1 This inward current is carried externally by electrons moving outwards, negative charge moving one way constituting positive current flowing the other way. 2  In a recharging battery, or an electrolytic cell, the anode is the positive terminal, which receives current from an external generator.
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- Diodes are small cylindrical shaped components which are consisted of two leads, the Anode and the Cathode. The Cathode is the striped side of the diode. Usually a diode is black in color with a gray stripe, marking the Cathode side of the diode. Current will flow through a diode in one direction only. When the Anode side of the diode is facing towards the positive source of voltage, it will allow the circuit to be completed, and is considered Forward Biased.
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