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22 relations: Biot–Savart law, Bracket, Cobalt, Collinearity, Crash bar, Diode bridge, Electric current, Electric strike, Electromagnet, Electromagnetism, Ferromagnetism, Fire safety, Incandescent light bulb, Iron, Keycard lock, Lock (security device), Montreal Forum, Security alarm, Silicon, Solenoid, Vacuum, Vacuum permeability.
Biot–Savart law
In physics, specifically electromagnetism, the Biot–Savart law is an equation describing the magnetic field generated by a stationary electric current.
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Bracket
A bracket is a tall punctuation mark typically used in matched pairs within text, to set apart or interject other text.
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Cobalt
Cobalt is a chemical element with symbol Co and atomic number 27.
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Collinearity
In geometry, collinearity of a set of points is the property of their lying on a single line.
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Crash bar
Crash bar (also known as a panic exit device, panic bar, or push bar)American National Standards Institute, ANSI/BHMA A156.3-2001, American National Standard for Exit Devices is a type of door opening mechanism which allows users to open a door by pushing a bar.
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Diode bridge
A diode bridge is an arrangement of four (or more) diodes in a bridge circuit configuration that provides the same polarity of output for either polarity of input.
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Electric current
An electric current is a flow of electric charge.
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Electric strike
An electric strike is an access control device used for doors.
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Electromagnet
An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.
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Electromagnetism
Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles.
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Ferromagnetism
Ferromagnetism is the basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets.
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Fire safety
Fire safety is the set of practices intended to reduce the destruction caused by fire.
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Incandescent light bulb
An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a wire filament heated to such a high temperature that it glows with visible light (incandescence).
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Iron
Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.
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Keycard lock
A keycard lock is a lock operated by a keycard, a flat, rectangular plastic card with identical dimensions to that of a credit card or American and EU driver's license.
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Lock (security device)
A lock is a mechanical or electronic fastening device that is released by a physical object (such as a key, keycard, fingerprint, RFID card, security token, coin etc.), by supplying secret information (such as a keycode or password), or by a combination thereof.
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Montreal Forum
Montreal Forum (Le Forum de Montréal) was an indoor arena located facing Cabot Square in Montreal, Quebec, Canada.
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Security alarm
A security alarm is a system designed to detect intrusion – unauthorized entry – into a building or other area.
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Silicon
Silicon is a chemical element with symbol Si and atomic number 14.
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Solenoid
A solenoid (/ˈsolə.nɔɪd/) (from the French solénoïde, derived in turn from the Greek solen ("pipe, channel") and eidos ("form, shape")) is a coil wound into a tightly packed helix.
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Vacuum
Vacuum is space devoid of matter.
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Vacuum permeability
The physical constant μ0, (pronounced "mu naught" or "mu zero"), commonly called the vacuum permeability, permeability of free space, permeability of vacuum, or magnetic constant, is an ideal, (baseline) physical constant, which is the value of magnetic permeability in a classical vacuum.
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Electromagnetic Lock, Maglock, Magnetic Door Lock, Magnetic lock, Shear lock.
References
[1] https://en.wikipedia.org/wiki/Electromagnetic_lock
