document.write( "Question 1182453: A transformer has a secondary voltage of 140 volts and a secondary current of 3.5 amps. If the primary current is 10 amps, what is the primary voltage? (In this case, the voltages and currents are inversely proportional.) \n" ); document.write( "

Algebra.Com's Answer #812477 by ikleyn(52803) $\"\"$ $\"About$

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\n" ); document.write( "A transformer has a secondary voltage of 140 volts and a secondary current of 3.5 amps.
\n" ); document.write( "If the primary current is 10 amps, what is the primary voltage?
\n" ); document.write( "(In this case, the voltages and currents are inversely proportional.)
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document.write( "The basic formula from electricity is\r\n" );
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document.write( "     = \r\n" );
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document.write( "using standard notations.\r\n" );
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document.write( "From the basic formula,\r\n" );
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document.write( "     = .\r\n" );
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document.write( "Now substitute the given data and calculate.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Happy calculations (!)\r
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