Difference Between Ac And Dc Current Pdf

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When the electricity was invented many changes have taken place over the years.

What's the Difference Between AC & DC Power?

However, the two appear to be more recently coming together to exist in harmony. Alternating and reversing direction 60 times per second 50 in Europe , AC current could be converted to different voltages more easily using a transformer. However, in recent years, DC has seen a bit of a renaissance. While both AC and DC current deliver electricity, the way in which that electricity arrives at its end destination differs. What are your appliances and electronics eating? Homes and businesses across the nation will continue to be powered predominantly by AC power.

AC vs. DC (Alternating Current vs. Direct Current)

The conducting materials have free electrons which move from one atom to another when the potential difference is applied across them. This flow of electrons in a closed circuit is called current. On the basis of the direction of movement of electrons in a closed circuit, the electric current is mainly classified into two types, i. One of the major differences between the alternating and direct current is that in alternating current the polarity and the magnitude of the current changes at the regular interval of time whereas in direct current it remains constants. Some of the differences are explained below in the form of the comparison chart by considering the various factors;. Basis Alternating current Direct current Definition The direction of the current reverse periodically.

Alternating Current (AC) vs. Direct Current (DC)

Alternating current AC electricity is the type of electricity commonly used in homes and businesses throughout the world. While direct current DC electricity flows in one direction through a wire, AC electricity alternates its direction in a back-and-forth motion. The direction alternates between 50 and 60 times per second, depending on the electric system of the country.

The AC current changes its polarity and magnitude periodically and continuously with respect to time. The Ac current can be produced with a device named alternator that produces the alternating current. Suppose a piston is inserted inside a pipe and connected with a rotating rod as in the pin pic below. Here the piston has two strokes one towards upward and the other towards backward on the upward stroke, the water moves in a clockwise direction and the backward direction the water displaces in an anticlockwise direction so in this way water direction changes its direction periodically with oscillation of the piston.

Alternating current AC is an electric current which periodically reverses direction and changes its magnitude continuously with time in contrast to direct current DC which flows only in one direction. Alternating current is the form in which electric power is delivered to businesses and residences, and it is the form of electrical energy that consumers typically use when they plug kitchen appliances , televisions, fans and electric lamps into a wall socket. A common source of DC power is a battery cell in a flashlight. The abbreviations AC and DC are often used to mean simply alternating and direct , as when they modify current or voltage.

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What Is The Difference Between AC and DC?

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2 Response
  1. Covadonga Q.

    in a DC circuit the current always flows in the same direction In an AC circuit the current reverses direction fact that the current reverses makes no difference​.

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