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Electricity use is measured in watts (energy). Power is enery use in a unit of time (watts per hour or watt/hr). The electric companies charge us for the number of watts we use in hours, or watt-hours. A watt is 1volt times 1 amp. An electric bulb rated at 120 watts at 12 volts will draw a current of 10 amps. A 120 watt bulb using 120 volts will draw one amp. The filment in a 12 volt build must by necessity be of a larger diameter to carry the higher current, but will use the same energy 120 watts. Of course when we use the transformer it has losses which will add to the overal electrical consumption but it will normally be small. Motorhome use this 12 volt lighting scheme to great advanage by using 12 volt lighting run on DC batteries and only uses the engine or generator every now and then to charge the batteries.

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How do you convert 7620 volts to 240 volts?

To convert 7620 volts to 240 volts, you would need to use a transformer. The transformer would step-down the voltage from 7620 volts to 240 volts. The ratio of the turns on the transformer primary and secondary windings determines the voltage transformation.


What is the purpose of a transformer?

A transformer is used to change the voltage level of an electrical current, either stepping it up or stepping it down. This is important for transmitting electricity efficiently over long distances and for matching the voltage needed by different devices.


Can the Henry Hoover 110v be converted to 240v?

The equipment itself can not be converted as it would mean rewiring the motor to operate on 240 volts. The cost factor for a rewind would be too high. The amperage draw for this type of appliance is on the high side, so using a transformer is also out of the question because of the transformer's cost. If you do decide to use a transformer it will have to be sized to the Hoover wattage. Find the wattage of the equipment by multiplying its amps times 110. This will roughly give you the size transformer that you would need if you go that route.


Will using an AC transformer with higher amps damage a kids toy?

Using a transformer with a higher capacity that is needed by the device connected to it will not damage the device. This is as long as the voltage the device needs is the same as the transformers output.


What is the resistance of a 230 volt transformer?

The resistance of a 230-volt transformer cannot be determined solely from its voltage rating; it depends on the specific design, materials, and winding configurations of the transformer. Typically, the resistance is measured in ohms and can vary widely based on factors such as the number of turns in the winding and the wire gauge used. To find the actual resistance, you would need to perform a direct measurement on the transformer's primary and secondary windings using an ohmmeter.

Related Questions

What is the main purpose of using transformer?

In home electronics, it changes 120volt AC electricity into (usually) 12volt or less DC electricity for use in small electronic items that do not need high voltage to operate.


How and why is electricity transformed for different uses?

Using a transformer.


How can geothermal be used to produce electricity?

Using a geothermal transformer


How can you produce 220V electricity?

To produce 220 volts of electricity you would need some form of a generator or alternator with the correct configuration to output 220V. The other ways to produce 220 V: (1) Using a step up transformer if the voltage is lower than 220 V. (2) Using a step down transformer if the voltage is higher than 220 V.


Why transformers were made?

A transformer is an electrical device that takes electricity of one voltage and changes it into another voltage. You'll see transformers at the top of utility poles and even changing the voltage in a toy train set.A transformer changes electricity from high to low voltage using two properties of electricity.


Why electricity does not flow through iron core of transformer?

It does. We call this current, or currents, 'eddy currents', and they are minimised by using laminated cores.


How can I optimize the performance of my furnace with the use of a transformer?

You can optimize your furnace's performance by using a transformer to ensure a consistent and efficient flow of electricity to the system, which can help improve its overall efficiency and reduce energy consumption.


How can we increase the voltage of current by ash making electricity?

just try using the primary and secondary coils just as like the working of step up transformer


How can I convert 110v to 12v using a transformer?

To convert 110v to 12v using a transformer, you would need a transformer with a turns ratio of 9.17:1. This means the primary winding (110v) would have 9.17 times more turns than the secondary winding (12v), allowing for the voltage conversion. Make sure to select a transformer with the appropriate power rating to handle the load at 12v.


How do you convert 7620 volts to 240 volts?

To convert 7620 volts to 240 volts, you would need to use a transformer. The transformer would step-down the voltage from 7620 volts to 240 volts. The ratio of the turns on the transformer primary and secondary windings determines the voltage transformation.


When using a step down transformer is amperage affected?

Yes, when using a step down transformer the amperage is affected.


How do you make ac into DC in a ac transformer?

You can not change AC into DC using a transformer. A transformer changes the voltage levels. To change AC into DC, you would need a rectifier. To change that into smooth DC you need a capaciter and a voltage regulater