مشاهدة النسخة كاملة : please answer this question


kolodkaled
17-05-2013, 10:10 PM
1- choose
The electric resistance changes by changing the
( current intensity - potential difference -dimentions of the wire)

عماد يونان بسطوروس
18-05-2013, 02:24 AM
dimentions of the wire

kolodkaled
18-05-2013, 05:55 AM
ربنا يجازيك خيرا

tamer2004
19-05-2013, 05:01 PM
dimensions = length + radius