| distribution lines |
Overhead or underground power lines that carry electricity through cities and neighborhoods to your home or business. |
| charge |
Electricity produced by a surplus or a shortage of electrons in an object. |
| fuse |
fjuːz ασφάλεια // An electrical safety device consisting of a wire or strip of fusible
metal that melts and interrupts the circuit when the current exceeds a
preset amperage. |
| ground |
An electrical connection to the earth. |
| grid |
A power system's layout of its substations and power lines. |
| lightning |
A flash of light caused by an atmospheric electrical discharge between two clouds, or between a cloud and the earth. |
| lightning arrester |
A device used to protect an electrical component from over-voltage # |
| nucleus |
ˈnjuː.kli.əs // The center of an atom that contains both protons and neutrons. # |
| solar energy |
ˈsəʊ.lər ηλιακή // Energy produced by the sun’s light or heat |
| spike |
spaɪk / κορυφή, αιχμή, καρφί (π.χ. κιγκλιδώματος) || A short duration of increased voltage lasting only one-half of a cycle ˈsaɪ.k.l # |
| substation |
An electrical facility where transformers lower high transmission voltages to be distributed to customers # |
| visualize |
δημιουργώ εικόνα με το μυαλό μου, οπτικοποιώ # |
| simulation |
προσομοίωση |
| socket |
πρίζα // An opening into which something fits, such as a light socket. |
| plug |
a small plastic or rubber object with2or3 metal pins,attached to the end of a wire on a piece of electrical equipment & pushed into a special opening in a wall to connect the equipment to a supply of electricity: # |
| plug-in |
|
| series |
uk ˈsɪə.riːz // us ˈsɪr.iːz || in series = σε σειρά |
| source |
sɔːrs voltage source |
| parallel |
ˈpær.ə.lel Two voltage sources are connected in parallel to a load. What will happen? |
| polarity |
πολικότητα, πόλωση # |
| potentiometer |
pə.ten.ʃiˈɒm.ɪ.tər // |
| rheostat |
ˈriː.ə.stæt // dimmer |
| tester |
electric screwdriver tester # |
| cross section |
διατομή # |
| constant |
σταθερά-ός, συνεχής, αδιάκοπος # |
| friction |
τριβή # |
| overcome |
υπερνικω, ξεπερνώ |
| load |
An electrical device or devices that use(s) electric power. |
| power |
|
| brownout |
ˈbraʊn.aʊt πτώση τάσης // A temporary reduction of voltage supplied by the electric power distributor # |
| surge |
sɜːdʒ υπέρταση // A short duration of increased voltage. # |
| denote |
dɪˈnəʊt σημαίνω, δείχνω, δηλώνω // [y] We ~ the charge with the letter q. Charge is measured in the unit Coulomb and abbreviated with the letter C. # |
| abbreviate |
συμπτύσσω # |
| particle |
σωματίδιο # |
| fluorescent |
flɔːˈres.nt φθορίζων, που φωσφορίζει |
| electrocution |
iˌlek.trəˈkjuː.ʃən || ηλεκτροπληξία || the action of killing someone by causing electricity to flow through their body: The hairdryer poses an electrocution hazard if it is dropped in water. |
| electrocute |
iˈlek.trə.kjuːt || σκοτώνω με ηλεκτροπληξία || to kill someone by causing electricity to flow through their body: He was electrocuted when he touched the bare wires. |
| electrocuted |
που υπέστη ηλεκτροπληξία || Police found the dead body of an electrocuted man near the train track. |
| ferrule |
ˈfer.uːl || λωρίδα, δακτύλιος, Δ. ακροχιτώνιο || Α band (λωρίδα, δακτύλιος), usually made of metal, around something such as a stick or handle: |
| knob |
στρογγυλό πόμολο, επιλογέας (διακόπτης), |
| shaft |
ʃɑːft / λαβή, στειλιάρι, αχτίδα (φωτός), άξονας (π.χ. προπέλας), φρεάτιο, ρίξιμο (the shaft), άδική μεταχείριση, την φέρνω σε κπ / the shopkeeper had shafted him. |
| air shaft |
αεραγωγός / φωταγωγός : I thing you ought to keep the head under that air shaft (Hitch 7.57 1ο επεισοδ) |
| dilate |
daɪˈleɪt / διαστέλλω-ομαι || The pupils of the eyes dilate as darkness increases. |
| dilation |
διαστολή |
| contract |
vi kənˈtrækt / (shrink) συστέλλομαι || As it cooled, the metal contracted _ In spoken English, "do not" often contracts to "don't". || n.ˈkɒn.trækt συμβόλαιο / break the ~ _ write a ~ _ sign a contract |
| contraction |
συστολή |
| pin |
καρφίτσα, πείρος, πινέζα (push pin), ακροδέκτης / ακίδα || three pin plug = φις 3 ακίδων _ |
| terminal |
ακροδέκτης # |
| screen |
σίτα, οθόνη, καλύπτω, ελέγχω διεξοδικά / περνάω από κόσκινο, Δ. προστασία / κάλυμμα, |
| dissipate |
διαχέω, διώχνω, |
| drop |
πτώση, πέφτω, αφήνω κτ να πέσει, σταγόνα |
| component |
εξάρτημα, δομικό στοιχείο |
| field coil |
|
| winding |
|
| rotor windings |
|
| capacitance |
χωρητικότητα || The ability of a component to store an electrical charge. # |
| capacitor |
kəˈpæsɪtə πυκνωτής |
| conductor |
A substance or material that allows electrons, or electrical current, to flow through it. |
| resistor |
αντιστάτης, αντίσταση |
| insulator |
Any material that will not allow electricity to easily flow through. # |
| resonating frequency |
συχνότητα συντονισμού |
| impedance |
σύνθετη αντίσταση |
| inductance |
επαγωγή, αυτεπαγωγή |
| induction |
|
| inductive |
|
| inductor |
Δ. πηνίο It consists of a wire or loop or coil. The ability of the coil which
opposes the change in flow of current is a property of that coil, called
inductance. |
| visualization |
the act of creating an
image to represent information in a way that makes it easier to
understand, or an example of such an image:We are using a 3D ~ on the PC
to learn about the anatomy of the human heart. |
| element |
στοιχείο, μέρος : a simple substance that cannot be reduced to smaller chemical parts: Aluminium is an ~. |
| compound |
χημικής ένωση, συνδυασμός, κτιριακό συγκρότημα: a chemical that combines two or more elements: |
| shell |
περίβλημα, τσόφλι, κέλυφος, Δ. στοιβάδα, τροχιά ατόμου |