I CONNECTED +VE OF DC SOURCE(15V) TO A RESISTOR(100KΩ),WHEN I MEASURED POTENTIAL ACROSS -VE OF SOURCE AND ANOTHER END OF RESISTOR I COULD MEASURE ABOUT 13V,EVEN WHEN I MADE MY BODY AS RESISTOR I COULD GET 12V.
HOW CAN THIS HAPPEN?
WHEN WE CONSIDER -VE TERMINAL AT GROUND POTENTIAL,THEN +VE TERMINAL IS +15V(IT ACCEPTS ELECTRON AT A POTENTIAL 15V).
BUT WHEN THIS +VE TERMINAL IS CONNECTED TO HIGH RESISTANCE ,THE POTENTIAL BETWEEN RESISTOR ANOTHER END AND -VE OF SOURCE SHOULD REDUCE A LOT .BECAUSE IT ALLOWS ONLY FEW ELECTRONS TO PASS THROUGH.THUS THE DIFFERENCE IN ELECTRON LEVEL DECREASES THUS POTENTIAL SHOULD REDUCE.
WHY IT DONT HAPPEN?
HOW CAN THIS HAPPEN?
WHEN WE CONSIDER -VE TERMINAL AT GROUND POTENTIAL,THEN +VE TERMINAL IS +15V(IT ACCEPTS ELECTRON AT A POTENTIAL 15V).
BUT WHEN THIS +VE TERMINAL IS CONNECTED TO HIGH RESISTANCE ,THE POTENTIAL BETWEEN RESISTOR ANOTHER END AND -VE OF SOURCE SHOULD REDUCE A LOT .BECAUSE IT ALLOWS ONLY FEW ELECTRONS TO PASS THROUGH.THUS THE DIFFERENCE IN ELECTRON LEVEL DECREASES THUS POTENTIAL SHOULD REDUCE.
WHY IT DONT HAPPEN?