It takes 4 minutes to boil a quantity of water using an e...
It takes 4 minutes to boil a quantity of water using an electrical heating coil. How long will it take to boil the same quantity of water using the same coil if the current is doubled? [Neglect any external heat losses]
8 minutes
4 minutes
2 minutes
1 minute
Correct answer is C
No explanation has been provided for this answer.
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