ncutCompetitionofUniversityPhysicsofBeijingForstudents例补1:p.68例43电学习题ncut例1—p.4解:电学习题ncut例3—p.7解:电学习题ncut例2—p.6解:电学习题ncut例4—p.8解:电学习题ncut例5—p.10解:电学习题ncut例6—p.14解:电学习题ncut例7—p.16电学习题ncut例8:p.17解:电学习题ncut例8-p.18解:电学习题ncut例9—p.45解:电学习题ncut例10—p.21解:电学习题ncut例12—p.24解:222)|(RyxR电学习题ncut例15—p.31解:drdl电学习题ncut例17—p.33电学习题ncut例20-p.37解:电学习题ncut例21—p.43ABABABAdBd解:ABABABAdBdABABABAdBd电学习题ncut例23-p.46解:电学习题ncut例24—p.48解:电学习题ncut例25—p.49解法一:解法二:电学习题ncut例29—p.55解:电学习题ncut例30—p.56解:电学习题ncut例34—p.64解:电学习题ncut例35—p.65解:电学习题ncut例补2—p.44解: