What is the use of AC and DC drives?
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Description : Do cell phones use AC or DC current?

Answer : DC of course.

Description : What is the difference between AC and DC drive?

Answer : AC means alternating current It's Frequency is 50hz Dc means direct current ItsI Frequency is 0Hz

Description : Why do we use AC current in our homes?

Answer : We used it for cooking rice,  For washing clothes and for lights in the house.

Description : What is the advantage of AC over DC electrical transmission?