document.write( "Question 221991: When the voltage across a certain resistance is V, the power delivered is P. If the voltage is doubled to 2V, the power delivered becomes…
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Algebra.Com's Answer #166324 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "So for a constant resistance, you have to double the current in order to double the voltage.\r
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\n" ); document.write( "\n" ); document.write( "Double current and double voltage is then 4 times the power\r
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