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Daje najjjjjjjjjjjjjj​



Daje Najjjjjjjjjjjjjj class=

Odpowiedź :

Pw570macwies

Odpowiedź:

U =  3 V

I =  50 mA = 0,05 A

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P, R  ?

R = U/I = 3V/0,05A = 60 Ω

R = 60 Ω

P = U*I = 3V*0,05A = 0,15 W

P = 0,15 W

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