Question

Define direct current(dc)

Answer 1

direct current is a current which doesn't change its voltage which means it is a direct current which comes from the cells all the battery it doesn't change its voltage and hence it is called direct current the current is present in cell or battery
it isn't used in our homes as it can carry high voltage or low which can results in damaging our electronic

Answer 2

Direct current means the electricity that flows in one direction only means it is a scalar quantity. This type of energy contains a high amount of electric current which could lead to short circuits so it is not used in home appliances.

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