document.write( "Question 724589: you are an electrician working in an industrial plant. A circuit contains 8 incandescent lamps connected in series across 480 volts. One lamp has burned out, and you must determine which one is the defective. You have available a voltmeter, ammeter, and ohmmeter. Which meter would you use to determine which lamp is defective in the shorter possible time? Explain how you use this meter and why? \n" ); document.write( "
Algebra.Com's Answer #443858 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! you are an electrician working in an industrial plant. \n" ); document.write( " A circuit contains 8 incandescent lamps connected in series across 480 volts. \n" ); document.write( " One lamp has burned out, and you must determine which one is the defective. \n" ); document.write( " You have available a voltmeter, ammeter, and ohmmeter. \n" ); document.write( " Which meter would you use to determine which lamp is defective in the shorter possible time? Explain how you use this meter and why \n" ); document.write( ": \n" ); document.write( "I think the best and safest way is to use an ohmmeter \n" ); document.write( ": \n" ); document.write( "Turn off the power, Check continuity between lamps 4 & 5 to one end of the line of lights. \n" ); document.write( " If continuity is shown, the defective lamp is among the other 4 lamps. \n" ); document.write( "Check from the that middle point across two lamps on the open side. \n" ); document.write( "Then across the two remaining lamps to determine which one is open. \n" ); document.write( " |