Current Electricity
It becomes more difficult to remove

Second electron from the orbit
First electron from the orbit
Any electron from the orbit
Third electron from the orbit

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Current Electricity
In an electric kettle water boils in 10 m minutes. It is required to boil the boiler in 15 minutes, using same supply mains

Length of heating element should be decreased
Length of heating element should be increased
None of these
Length of heating element has no effect on heating if water

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