Aã导线åå²ç£æ线产ççæåºçµå¨å¿ï¼E=Blvï¼å
¶ä¸læçæ¯ææé¿åº¦ï¼å¨æ¬é¢ä¸læçæ¯çºµåæ 大å°ï¼å³y=dsinï¼vtï¼ï¼å½t=æ¶ï¼å¯¼çº¿åå²ç£æ线çææé¿åº¦L=0ï¼æ以æåºçµå¨å¿ä¸º0ï¼æ
Aé误ï¼
Bãå½t=ï¼L为dï¼æ以æåºçµå¨å¿E=Bdvï¼æ
Bé误ï¼
Cãç±E=Bdvsinï¼vtï¼ç¥ï¼å¨vt=0.5Lå¤ï¼ç¸å½äºÏå¤ï¼æåºçµæµç¬¬ä¸æ¬¡æ¹åæ¹åï¼æ以t=æ¶å»ï¼åè·¯ä¸çæåºçµæµç¬¬ä¸æ¬¡å¼å§æ¹åæ¹åï¼æ
Cé误ï¼Dæ£ç¡®ï¼
æ
éï¼Dï¼
温馨提示:答案为网友推荐,仅供参考