In Figure 9 we see a pair of 12-volt batteries connected in parallel. This 12-volt battery pack is connected to a single 12-volt charger. Note the blue wire designated W1. The purpose of this wire is to balance the voltage drop evenly across both batteries and each wire during charging.
The Erie canal was very important because, when the Erie canal wasn't built yet, it was hard for transportation and trading. However when the Erie canal was built, it was much easier to go from 1 place to the other, and to get or give goods to other places. Meaghan Anderson.
The Chenango Canal, completed in 1837, connected Binghamton to the Erie Canal, and was the impetus for the initial industrial development of the area. This growth accelerated with the completion of the Erie Railroad between Binghamton and New York City in 1849.