Есть зарядник от телефона. на выходе 5V 1 А. Можно ли им зарядить сборку 4,8 NiMh или NiCa?
Нет. Для зарядки никеля нужно 1,5В на банку.
Кроме того, то, что вы называете зарядником, по сути таковым не является.
Это просто блок питания. Зарядник встроен в мобилу.
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