electricitate Flashcards by Iustina Leascu

Q

rezistenta creste liniar cu

A

temperatura

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Q

masoara tensiunea

A

voltmetru

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Q

tensiunea la bornele conectate … este acceas

A

paralel

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Q

se masoara in OHM

A

rezistenta

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Q

rezistoarele grup in … sunt parcurse de ac curent

A

serie

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Q

I=U/R

A

Legea lui OHM pt o port de circuit

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Q

rezis unui conductor e d.p. cu

A

lungimea

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Q

orice sursa are o tensiune

A

electromotoare

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Q

graficul tensiunii in fct de intensitate e

A

o linie dreapta

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Q

UNITATEA DE masura pt sarcina el e

A

coulomb

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Q

cu ce se masoara curent el (si se leaga in serie)

A

AMPERMETRUL

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