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ampere-hour
[ am-peer-ouuhr, -ou-er, am-peer- ]
noun
, Electricity.
- a unit of electric charge noting the amount of electricity transferred by a current of one ampere in one hour, equal to 3600 coulombs. : Ah, a.h., amp-hr, amp. hr.
ampere-hour
noun
- a practical unit of quantity of electricity; the quantity that flows in one hour through a conductor carrying a current of 1 ampere. 1 ampere-hour is equivalent to 3600 coulombs a.h.
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Word History and Origins
Origin of ampere-hour1
First recorded in 1880–85
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Example Sentences
The storage battery used should be of the four-volt forty-ampere hour variety.
From Project Gutenberg
It should register in amperes, one-eighth of the ampere-hour capacity of the battery, as already explained.
From Project Gutenberg
One ampere-hour is simply another way of saying 3,600 coulombs.
From Project Gutenberg
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