10 Responses for "一道一直不会的中学物理题"

1. Kibin913 August 1st, 2006 at 10:23 am 1

   偶来坐沙发了..-_-其实偶刚来过的..真是..哎..
   物理..偶的天敌啊..天哪..恐怖..想着就恐怖…
   以后表提到它了啊~~~~~~~~(只管沙发..舒服>_

2. YFB3250 August 1st, 2006 at 12:08 pm 2

   设人速度为a,对速度为b.(a>b)

   120/a+b[人从末到首所用时],
   120/a-b[人从首到末所用时],
   240a(2)/a(2)-b(2)[人走路程表达式1]
   288a/b[人走路程表达式2]
   上述两式相等,在化简6a(2)-5ab-6b(2)=0,(2a-3b)(3a+2b)=0.
   得a=3/2b,代入人走路程表达式其一,等答案为:432

3. YFB3250 August 1st, 2006 at 12:12 pm 3

   吃火锅了

4. guiguan August 1st, 2006 at 6:25 pm 4

   厉害 我晕~~

5. Phoenix_LiHaojing August 1st, 2006 at 10:36 pm 5

   桂冠太笨！

6. 许茂怡 August 1st, 2006 at 10:41 pm 6

   。。。。。。一做物理就想起周成金叔叔。。。

7. vincent August 5th, 2006 at 8:32 pm 7

   同意！！！桂冠太笨～～呵呵

8. tao August 8th, 2006 at 2:15 am 8

   432的答案错的。
   不用算了，本来就不合逻辑。
   本来我是沙发的，可是算了一个数字发上去，回头一想是错的，怕丢人，就拜托他给删了。。。

9. Gui Guan August 19th, 2006 at 9:46 am 9

   432是正确答案~~

10. Drew July 23rd, 2007 at 8:36 am 10

    Drew…

    In few years we will see a result…