Re: [心得] 879(雷)消失
※ 引述《Xenogeous (非洲大陸)》之銘言:
: 這實在不符合糯米的特性。
: 橡樛是拉愈長,張力愈大,糯米剛好相反
: 拉愈長,張力愈小,也愈容易斷掉
: 就伸縮的速度而言,糯米不可能比橡膠快。
: 所以就物理特性而言,糯米人要贏橡膠人
: 只要包覆,讓橡膠無法伸展就行了。
: 反之,橡膠人靠速度就可以把糯米人打碎。
: 尾田的糯米都不像糯米了。
你要拿你認知的物理來質疑漫畫?
那就來談物理。
顯然你對橡膠有根本上的誤解,
你對橡膠的認識是什麼?
橡皮筋?
輪胎?
這些都不是純橡膠,
真正的純橡膠根本沒有一般人所想的那樣有彈性,
以橡皮筋為例,它添加了硫,
橡皮筋在拉長前是非晶質材料,
高分子鏈間是靠脆弱的凡德瓦爾力維持,
當它塑性變形後是無法恢復原樣,
添加硫以後因為高分子鏈間產生極性,
當你拉長橡皮筋時,交錯的高分子鏈會出現暫時性的長程有序,
這就是你說拉長後有張力的真相,
這時候橡皮筋會發熱。
將純橡膠施力和形變畫成圖是長這樣:
https://goo.gl/images/djebSW
你看拉長橡膠不用出多少力,
到末端就斷掉,相反的加了硫的橡膠:
https://i.imgur.com/4eHwKDI.jpg

剛開始施力很簡單拉長,
但是到一定程度就很難變形,
而且曲線朝頂端直線向上跟共價鍵材料的性質類似,
糯米可以伸縮,
是作者借用年糕的概念,
所以你想拿橡膠的物理特性打年糕,
我認為是有問題的,
事實上真正的純橡膠,
根本沒有你想的那樣有韌性和彈性,
變形後也難以恢復甚至容易斷裂,
沒比年糕好多少,
年糕本來就是擊打製成,
所以沒有被打就打碎開的可能。
--
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我建議漫畫家就是漫畫,
不用太過深究合理性,
否則自己得到的BUG只怕不會比作者筆下的人物要少。
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※ 編輯: shrines (101.12.128.45), 09/23/2017 13:05:10
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