AC electrical distribution systems can easily allow changes in voltage using Transformers. This gives AC electrical distribution systems a great advantage compared to DC.
By using transformers, AC power can be changed up to very high voltages for transmission and then changed down again to safer voltages for consumers to use, with comparatively very much less loss of power than DC.
AC has less copper loss (more heating effect) than DC and it's easier and cheaper to produce too.
<><><>
The voltage of AC can be easily changed while it's difficult to do so in DC.
Other FactletsDC is more powerful, the actual ratio is 1.732AC=DC
The advantages of alternating current (AC) over direct current (DC) were primarily championed by Nikola Tesla in the late 19th century. Tesla's work on AC systems, including the development of the induction motor and transformer, demonstrated its efficiency for long-distance electricity transmission. His ideas were crucial in the "War of Currents," where AC ultimately became the dominant form of electrical power distribution, largely due to its ability to be easily transformed to different voltages.
ac transmits the voltage over long distances. so v use ac in trains
The difference AC and DC grounding is that AC is alternate current and DC is direct current. Grounding for both AC and DC is the same.
Advantages,disadvantages,working principle,theory,dc biasing conditions,input and output wave forms go to mycircuits9.blogspot.com/2012/05/rc-coupled-amplifier_07.html
DC is more powerful, the actual ratio is 1.732AC=DC
what is meant by dc components???
Dc invereters are not well suited as compared to ac inverters.This is due to the reason because ac inverters are more efficient ,less dangerous and good for supply over distance.
Advantages: High sensitivity and accuracy. Can measure both AC and DC currents. Low power consumption. Disadvantages: Limited range of measurement. Susceptible to external magnetic fields. Requires frequent calibration.
DC is necessary in the electrolytic process to refine copper. In other processes for extracting the metal from the ore, where heat is needed, AC is preferred because it is more easily transmitted over distances.
some things requre a dc (direct current) rather than an ac (alternating current)
the universel motor can runs at both ac and dc supply.
Usually a DC motor can be expected to deliver higher torque in a smaller size package.
The major advantages of using a DC to AC converter are that it can reduce electrical consumption. Similarly, these converters can charge many important items, such as phones and laptops.
Type your answer here... how can you change an ac motor to a dc generator
AC and DC current both have useful advantages, depending on what you what to do with it.AC is more useful for sending long distance over transmission lines, as AC can be put through a transformer to change the voltage easily.All electronic devices work using DC only. Batteries provide DC and are readily available or can be created. All electronic devices, when used on a domestic AC supply, have their power converted from AC to DC, either within the device or an external power supply.More devices use DC than AC, but we could not get the power to where it is needed without AC transmission lines. Heavy motors were more efficient when constructed for AC supplies, but these days DC stepper motors are taking over, using electronic control circuits.
DC motors in ceiling fans offer advantages such as energy efficiency, quieter operation, and variable speed control compared to traditional AC motors.