Step 3: Charge the battery at a 10-amp rate. 42 amp-hours needed by the battery divided by 10 amp charge = it will take around 4-1/2 hours to recharge the battery.f a battery is very discharged then it can take up to 12 hours or more to recharge it. While recharging a battery, if the battery becomes hot when you touch it then stop charging it. Slow charge: It is best to slow charge the battery.
Quick Answer. One hectare is defined as 10,000 square meters, whereas 1 acre is 4,840 square yards. There are approximately 2.47 acres in 1 hectare. Hectare is a unit of measurement in the International System of Units, while acre is a unit used in the English language.
Most people just know that an acre is a big piece of land, and that 6 acres are more than 5 acres. As a unit of measurement it is hopeless. By contrast, as described in previous comments, 100 m X 100 m = 10 000 square metres (m2) = a hectare (ha), and 100 ha = a square kilometre (km2). Dead easy. The size of a football pitch has not changed significantly for over a hundred years.