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Examples
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At 40 miles all-electric, that's 260 watt-hours per mile, or about the power necessary to run a hand-held hair-dryer for 15 minutes.
Chevrolet Volt: A Win for the Home Team Dan Neil 2010
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For reference, 1.8 megajoules is equivalent to 500 watt-hours.
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Fuel economy: 260 watt-hours per mile in electric mode; 35 mpg in extended-range mode (est.)
Chevrolet Volt: A Win for the Home Team Dan Neil 2010
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A lithium-ion battery, at its best, packs 110 watt-hours of energy per pound.
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Wilcke is the senior scientist in an IBM group that is trying to develop a battery that can do much better -- more than seven times better, he hopes, or 800 watt-hours per pound.
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Its battery packs 5.25 watt-hours (WHr) at 3.7 volts, compared to 4.51 WHr at 3. 7V for the 3G S.
'Lost' iPhone has a smaller display, and other surprises 2010
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Wilcke is the senior scientist in an IBM group that is trying to develop a battery that can do much better -- more than seven times better, he hopes, or 800 watt-hours per pound.
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A lithium-ion battery, at its best, packs 110 watt-hours of energy per pound.
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Wilcke is the senior scientist in an IBM group that is trying to develop a battery that can do much better -- more than seven times better, he hopes, or 800 watt-hours per pound.
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A lithium-ion battery, at its best, packs 110 watt-hours of energy per pound.
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