I. Isishwankathelo Ngenxa yokuba umthamo webhetri, ukuchasana kwangaphakathi, i-voltage, kunye namanye amaxabiso eparameter awahambelani ngokupheleleyo, lo mahluko ubangela ukuba ibhetri enomthamo omncinci ukuba ihlawuliswe ngokulula kwaye ikhutshwe ngexesha lokutshaja, kunye nebhetri encinci...
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