62 Electric PotentialP25.33Using conservation of energywe have:keQrkqQrmvee12212=+which gives:vmrre=−FHGIKJ211orv=×⋅−××−FHGIKJ−−−2 8 99 101 60 1010911 10100300100200919931afejejej...Nm CCCkgm m22.Thus,v=×726 106. ms.P25.34Ukqqrei jij=∑, summed over all pairs of ij,bgwhere ≠.UkqqbabaabqUee=−+−+++++−+LNMMOQPP=−−+++−LNMOQP×−−LNMOQP−32323222040060200623044748 99 106 00 104413962962b gb gbgbgbg bgb gej.........JFIG. P25.34P25.35Each charge moves off on its diagonal line. All charges have equal speeds.KUkqLLmvLLLmvvmLifeeee+=+++=FHGIKJ+FHGIKJ=FHGIKJ∑∑afaf042241242221221182222P25.36A cube has 12 edges and 6 faces. Consequently, there are 12 edge pairs separated by s, 2612×=facediagonal pairs separated by 2sand 4 interior diagonal pairs separated
This is the end of the preview. Sign up
access the rest of the document.
This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .