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Un generator electric are E=1,5 V.

Un Generator Electric Are E15 V class=

Răspuns :

E=U+u => E-U=u => E-U=rI => r= E-U/I => r= 1,5-1,2/0,6 => r=0.5 ohmi
Isc=E/r => Isc=1,5/0,5=> Isc = 3 amperi
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