Can Electricity Replace Heat to Make Hot Air Rise?

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In summary, the conversation is about the possibility of using electricity to replace heat in hot air in order to make the air rise, and the speaker is looking for help and clarification on the topic. There is also a mention of a similar question asked in the past.
  • #1
zboy
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Hello all, i was wondering this i doubt it but would it be possible to somehow replace the heat in hot air with electricity to make the air rise like it was heat but it's not? I would like to know if this is somehow possible I'm a bit of a noob on this so any help would be good thank you.
 
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  • #2
zboy said:
Hello all, i was wondering this i doubt it but would it be possible to somehow replace the heat in hot air with electricity to make the air rise like it was heat but it's not? I would like to know if this is somehow possible I'm a bit of a noob on this so any help would be good thank you.

This looks a lot like your question from last November...

https://www.physicsforums.com/showthread.php?t=549388

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1. Can electricity be used to create hot air?

Yes, electricity can be used to create hot air. Electric heating elements, such as those found in hair dryers and space heaters, use electricity to generate heat and create hot air.

2. How does electricity create hot air?

Electricity is converted into heat energy when it passes through a resistive material, such as a heating element. This heat energy is then transferred to the surrounding air, causing it to rise and creating hot air.

3. Can electricity replace heat to make hot air rise?

Yes, electricity can replace other heat sources, such as fire or sunlight, to make hot air rise. This is commonly seen in electric ovens and furnaces, where electricity is used to heat the air and create convection currents.

4. Is using electricity to create hot air more efficient than other methods?

It depends on the specific situation and technology being used. In some cases, electricity may be more efficient than other heat sources because it can be easily controlled and directed. However, in other cases, alternative heat sources may be more efficient. It is important to consider the specific context when evaluating efficiency.

5. Are there any disadvantages to using electricity to create hot air?

One potential disadvantage is the reliance on a constant supply of electricity. If there is a power outage or interruption, the hot air source will not be able to function. Additionally, using electricity to create hot air can be costly, depending on the amount of electricity needed and the efficiency of the technology being used.

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