chiu1992 發表於 7-4-2008 18:18:16

partially elastic 問題 (momentum)

今日牙sir 講 elastic collision 分做 perfectly elastic 同 partially ealstic

而且 partially elastic 有energy loss during collision

但係 inelastic 唔係都有相同意思嗎??

究竟點分幫幫手唔該

piyopiyo 發表於 7-4-2008 18:21:08

Inelastic collision---> all KE lost...
Partially elastic collision---> part of the KE lost
perfectly elastic collision---> no KE lost

Puppet 發表於 7-4-2008 19:51:46

(perfectly/completely) elastic: no KE loss (KE is conserved)
Inelastic: KE is lost (KE is not conserved)
In particular, perfectly/completely inelastic: maxium KE loss

piyopiyo 發表於 7-4-2008 20:13:14

原帖由 Puppet 於 7-4-2008 19:51 發表 http://www.nakuz.com/bbs/images/common/back.gif
(perfectly/completely) elastic: no KE loss (KE is conserved)
Inelastic: KE is lost (KE is not conserved)
In particular, perfectly/completely inelastic: maxium KE loss
原來我記錯左[]

chiu1992 發表於 7-4-2008 20:38:06

原帖由 Puppet 於 7-4-2008 19:51 發表 http://www1.nakuz.com/bbs/images/common/back.gif
(perfectly/completely) elastic: no KE loss (KE is conserved)
Inelastic: KE is lost (KE is not conserved)
In particular, perfectly/completely inelastic: maxium KE loss


但係我牙sir話 partially elastic 都有ke lost

咁究竟partially elastic 同inelastic 有咩分別?

[S]【YU】 發表於 7-4-2008 20:43:38

一個loss 晒, 一個未loss晒囉.

chiu1992 發表於 7-4-2008 21:00:27

原帖由 【YU】 於 7-4-2008 20:43 發表 http://www1.nakuz.com/bbs/images/common/back.gif
一個loss 晒, 一個未loss晒囉.

LOSS 曬好似係 completely inelastic
loss 唔曬 先係inelastic

Puppet 發表於 7-4-2008 21:06:41

原帖由 chiu1992 於 7-4-2008 21:00 發表 http://www.nakuz.com/bbs/images/common/back.gif


LOSS 曬好似係 completely inelastic
loss 唔曬 先係inelastic
有loss就是inelastic
loss係maxium就是inelastic內的completely inelastic
唔係"lost哂就是completely inelastic"

chiu1992 發表於 8-4-2008 18:08:15

原帖由 Puppet 於 7-4-2008 21:06 發表 http://www2.nakuz.com/bbs/images/common/back.gif

有loss就是inelastic
loss係maxium就是inelastic內的completely inelastic
唔係"lost哂就是completely inelastic"


係的- -""


但係請問一下..... 究竟 partially elastic 同 inelastic有咩分別呢?

piyopiyo 發表於 8-4-2008 18:12:14

原帖由 chiu1992 於 8-4-2008 18:08 發表 http://www.nakuz.com/bbs/images/common/back.gif



係的- -""


但係請問一下..... 究竟 partially elastic 同 inelastic有咩分別呢?
字眼ge分別而已...難道世界上所有字都應該不同意思嗎??[]   



















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