Why is 220V circuits used in certain devices

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mbm
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Homework Statement




Why 220-V circuits used for such devices as electric clothes dryers and stoves?
What differences do you expect to find in the wire used for these circuits compare to 120-V lines?

Homework Equations





The Attempt at a Solution


clueless
 

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mbm said:

Homework Statement




Why 220-V circuits used for such devices as electric clothes dryers and stoves?
What differences do you expect to find in the wire used for these circuits compare to 120-V lines?

Homework Equations





The Attempt at a Solution


clueless

Try a little harder please...
 
What have you considered?

Where are you stuck?

Think about the electric current needed for a particular power requirement.
 
Thnx SammyS! just needed a little more info!