answer is:T=T=(2/5Wp+Wb/2)/(1+cos45)

回答: How to solve this physics problem?ghztomy2009-03-28 20:00:48

方程組:
(1) Wp=T+Wx;
(2) 2/5Wx+Wb/2=Tcos45

方程組解:

T=(2/5Wp+Wb/2)/(1+cos45)


所有跟帖: 

錯了,應該為 T=(2/5Wp+Wb/2)/(2/5+cos45) -ghztomy- 給 ghztomy 發送悄悄話 (0 bytes) () 03/29/2009 postreply 20:01:33

請您先登陸,再發跟帖!