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b'coz ac changes continiously with time
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What is direct current and alternating current?
Direct current is a constant, steady state current, such as obtained from a battery. Alternating current is constantly switching polarity, usually in a sinusoidal waveform, such as obtained from an alternator, a form of generator that does not have a commutator.Direct Current and Alternating Current:The first and simpler type of electricity is called direct current, abbreviated "DC". This is the type of electricity that is produced by batteries, static, and lightning. A voltage is created, and possibly stored, until a circuit is completed. When it is, the current flows directly, in one direction. In the circuit, the current flows at a specific, constant voltage (this is oversimplified somewhat but good enough for our needs.)The other type of electricity is called alternating current, or "AC". This is the electricity that you get from your house's wall and that you use to power most of your electrical appliances. Alternating current is harder to explain than direct current. The electricity is not provided as a single, constant voltage, but rather as a sinusoidal (sine) wave that over time starts at zero, increases to a maximum value, then decreases to a minimum value, and repeats.
How much energy is stored in a one volt battery?
That can vary a lot, depending on the size of the battery. The "volt" is not an indication of energy stored. It simply means that (on average), each electron is pushed at a certain energy. To get the total energy, you would also need to know how much current it can provide, and for how long. The total energy can be calculated as the product of the voltage, the current, and how long this current flows (assuming a constant current; otherwise you would have to integrate).
What form of energy is stored in a battery?
Chemical.
Where is the vehicle's electrical energy stored?
In the battery
How is the energy stored in the battery put into action?
Well when you put the battery in something and you turn it on the energy that`s in the battery will come out of the battery and into the thing that the battery is in.
Is alternating current can be stored?
"Current" cannot be stored at all in any way; when you stop it moving, it isn't current any more and moving it means using it. The energy carried however, can be stored in several different ways.
Is it possible to store a alternating current?
An AC current can not be stored.
Why dc can be stored ac cannot stored?
Why direct current (DC) can be stored but alternating current(AC) can not be? Current means flow of charge per unit second. Any flow cannot be made stationary. Then it is not flow. Hence both direct current and alternating current cannot be stored. We can store only charges. In capacitors we store charges and not current. For storing we use direct supply or direct voltage When a capacitor is connected to a battery, which is a source of direct voltage, each plate of the condenser get charged. Charges remain in the plates. No current flows in between the plates. When the source is removed, there are some charges left in the plates. We say that charges are stored in the plates. If an alternating source of supply is connected in between the plates,every instant ,the charges in the plates are alternating and they are not stationary. When ac supply is removed, all the charges move out of the plates and hence no charge is left in them. Hence charges can be stored with dc supply and not with ac supply. However as long as the ac is connected to the capacitor, the capacitor gets stored and emptied with the frequency of the ac supply.
What is alternate current and direct current difference between?
Alternating Current (AC) is the type of electricity typically used in households. With AC, the magnitude and direction of electricity vary. Direct current (DC) is a source of electricity that does not vary in direction. An example of a DC source is a battery, or solar cells. The main difference between the two types of currents is simply the direction, as made quite clear by the names: AC = varied direction and magnitude where as DC = continuous current. Alternate current cannot stored but direct current can be stored examples in case of battery cells
WHAT ENERGY USED IN A BATTERY POWERED FLASHLIGHT?
Electricity is used. It is stored in the form of DC voltage. DC is direct current which is not what is used in your home. DC is used in storage batteries. AC or alternating current is what is used to power your home.
Why do batteries produce direct current only?
Because a battery cannot invert its polarity - batteries will always have one positive and one negative lead and it cannot be changed. Alternating current is just what it says; at the top of the first cycle Lead 1 is positive and Lead 2 is negative, at the bottom of the cycle Lead 1 is negative and Lead 2 is Positive (explained as mid cycle to avoid confusion; in reality each 'cycle' starts with the transition where both leads transverse the zero volts threshold).
How is direct current stored in a battery?
Direct current is also used for other things. It is not used only to store in batteries. -------- A battery can only produce a potential difference between it's terminals, caused by chemical action. So this is Direct Current. The poles of the battery are permanently one positive (+) and one negative (-). To put power back into a battery, the voltage must match with the + and - terminals. If the voltage is reversed (as in an AC supply), then the charge will be removed from the battery instead of being added, at each half cycle. To charge a battery from an AC supply, it first has to be rectified. This can be done simply by passing the current through a rectifier, which will make sure that current of one potential only, will be passed on to the battery. Alternating current is normally produced by a mechanically rotating field, generated by turning a shaft with coils of wire mounted on it. Alternating current can also be produced electronically from a DC (battery) supply. This generally involves transistor switches, which vary the current to simulate an alternator. This device is known as an 'Inverter'.
How does a solar powered generator work?
A solar powered generator involves a photovoltaic module, a deep cycle rechargeable battery and a power inverter. The photovoltaic module takes in sunlight and converts it to a DC or direct current and this is stored in the battery. The battery can then be used to power household appliances by taking the power from it and converting it to alternating current or AC with the inverter. The plug in the generator puts out AC for an appliance to use.
What type of current does a car battery use?
The car uses a DC curent battery due to that DC is the only current that can be stored and what a car normally uses is a 12 volt battery
What is different between alternating current and direct current?
Direct current is constant - always in the same direction. Alternating current regularly changes direction; for example, in household current, 50 or 60 times (that is, full cycles) in every second.See the Related Link below for more information about the difference between alternating current and direct current.
Is electric current stored anywhere?
Electric current is the movement of charge around a circuit and so cannot really be stored, however, the energy which it carries is stored in most things.
What is the procedure of storing the ac current?
AC current cannot be stored, it must be used as it is generated.
