Questions

Mesopotamian Civilization (4000 BC - 6th Cen. BC)

Egyptain Civilization (3400 BC - 1000 BC)

Harappan Civilization (2500 BC - 1750 BC)

Chinese Civilization (1765 BC - 250 BC)

An electric charge always flows from a body at higher potential to a body at a lower potential irrespective of the amounts of charges contained in them. In the question , no current flows. So there is no potential difference. 

Creditors and debtors:

During inflation creditors lose because they receive in effect less in goods and services than if they had received the repayments during a period of low prices. Debtors, on other hand, as a group gain during inflation, since they repay their debts in currency that has lost its value.The aggregate volume of internal trade tends to increase during inflation due to higher incomes, greater production and larger spending. But the export trade is likely to suffer on account of arise in the prices of domestic goods.

The same currency unit will now buy less goods and services.But the bondholders lose as they get a fixed interest the real value of which has already fallen.