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He used many things before he used tungsten. It was a process of the trial and error.

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15y ago

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What are two things that decide on how powerful an electric force is?

The two main factors that determine the strength of an electric force between two charged objects are the magnitude of the charges involved and the distance between the charges. The greater the charges and the closer the objects are, the stronger the electric force will be.


How much does electric companies decide how much to charge energy?

Electric companies determine how much to charge for energy based on factors such as production costs, infrastructure maintenance, regulatory requirements, and market conditions. Pricing may also vary depending on the customer's location, energy usage, and time of consumption. Governments and regulatory bodies may also play a role in setting limits on how much a company can charge for electricity.


Do you check yourself when you decide to buy a mirror?

No, I do not check myself when I decide to buy a mirror. Mirrors are used to see our reflection and make sure we look presentable before leaving the house.


Which instrument could help you decide which coat to wear to school?

A thermometer can help you decide which coat to wear to school by giving you information on the temperature outside. This can help you determine if you need a heavier or lighter coat for the weather.


How do you decide the 'Direction of Rotation' of a magnetic field?

There is a convenient rule called the "right hand grip rule":If you grip your right hand around the electric conductor with your thumb pointing in the direction the current is flowing, the magnetic field rotates in the direction your remaining fingers are pointing.See related Wikipedia link for an illustration.

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What was Thomas Edison biggest invention?

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What websites will help me to decide on the best electric fireplaces?

I want to put in an electric fireplace but I'm not sure where the best place to purchase one is. What sites are there online that can help with this?


Which is best for an 11 year old to learn on a electric or acoustic guitar?

It's really up to them. Though, I would suggest an electric guitar since it is easier to learn on; but after learning how to play an acoustic guitar first, the electric should be much easier. You should consider going to a music store and let them decide which one they are more comfortable playing, you may decide to buy both!


Is there a website that compares gas versus electric for residential heating?

www.yourhomediy.com should be able to help you replace the heater in your home. They will help you compare gas and electric heating and help you decide which is right for you.


Where online can I go to read reviews about and purchase a red electric can opener?

You can read the reviews on this website and decide if you'd like to purchase a red electric can opener from West Bend. http://www.target.com/West-Bend-Red-Electric-Opener/dp/B00030J1UC.


What are two things that decide on how powerful an electric force is?

The two main factors that determine the strength of an electric force between two charged objects are the magnitude of the charges involved and the distance between the charges. The greater the charges and the closer the objects are, the stronger the electric force will be.


How many kids did Nefertiti have?

There are various types of juicer machines available in the market. Decide which kind do you want. For e.g. manual or electrical.. Decide as per your requirements. Manual machines are much cheaper than the electric ones and easy to handle. But its a little slow process. Electric machines are good for fast work.


Why might a rise in the price of electric razors results in an increase in demand for nonelectric?

If the price of electric razors is suddenly higher, then fewer people can afford to buy or choose to buy the electric razors. Therefore, demand might increase for the more affordable nonelectric razors. (gradpoint) because people might decide to shift to nonelectric razors to save money


Buying Cheap Electric Motors?

If you want to save money on your car, then why not turn it into an electric car? One way to go ahead and do that is to purchase a new motor. There are some motors that are being sold out there that will transform your car into an electric car. You will save a lot of money on gasoline if you decide to go ahead and switch the motor in your car.


How do I decide which type of electric blender is right for me?

The best way to find the best electric blender for your needs is to make a list of features that are important to you, then purchase the product that has the most similar features to the ones that are important to you. Important features to me include price, durability, and warranty.


Where is the sensor that turns the electric cooling fan on in a 2001 Jeep Cherokee Sport located?

The engine computer uses the engine coolant temperature sensor to decide when to run the electric radiator fan. It is located very near where the upper radiator hose attaches to the engine.


Why might a rise in the price of electric razor result in an increase in demand for nonelectric razors?

If the price of electric razors is suddenly higher, then fewer people can afford to buy or choose to buy the electric razors. Therefore, demand might increase for the more affordable nonelectric razors. (gradpoint) because people might decide to shift to nonelectric razors to save money