請教流體力學觀念! - 考試
By Audriana
at 2013-08-07T22:30
at 2013-08-07T22:30
Table of Contents
雷諾數的物理意義是慣性力與黏滯力之比值,可用以判斷流場是層流或紊流,
但在推導不可壓縮內流場時,皆說流場為層流流速固定(a=0),於是流體質點
慣性力a=0,但在觀念中慣性力=ma,若a=0 迳ma=0,豈不雷諾數=0?但實際層流
流場雷諾數不為0,請問我觀念哪裡錯了? 謝謝~
--
但在推導不可壓縮內流場時,皆說流場為層流流速固定(a=0),於是流體質點
慣性力a=0,但在觀念中慣性力=ma,若a=0 迳ma=0,豈不雷諾數=0?但實際層流
流場雷諾數不為0,請問我觀念哪裡錯了? 謝謝~
--
Tags:
考試
All Comments
By Liam
at 2013-08-08T22:37
at 2013-08-08T22:37
By Hedda
at 2013-08-11T19:00
at 2013-08-11T19:00
By Ophelia
at 2013-08-15T08:29
at 2013-08-15T08:29
By Rae
at 2013-08-15T21:45
at 2013-08-15T21:45
By Ivy
at 2013-08-18T13:10
at 2013-08-18T13:10
By Callum
at 2013-08-22T05:21
at 2013-08-22T05:21
By Harry
at 2013-08-24T10:57
at 2013-08-24T10:57
By Donna
at 2013-08-28T21:21
at 2013-08-28T21:21
By Queena
at 2013-09-02T00:18
at 2013-09-02T00:18
By Ivy
at 2013-09-03T19:44
at 2013-09-03T19:44
By Lydia
at 2013-09-05T15:02
at 2013-09-05T15:02
Related Posts
刑訴法-羈押期限 (96司特五)
By Ivy
at 2013-08-07T22:30
at 2013-08-07T22:30
刑訴法-羈押期限 (96司特五)
By Skylar Davis
at 2013-08-07T22:21
at 2013-08-07T22:21
此關係代名詞不易懂
By Edith
at 2013-08-07T21:51
at 2013-08-07T21:51
會計考題
By Joe
at 2013-08-07T21:13
at 2013-08-07T21:13
後中生物和化學急售!
By Rebecca
at 2013-08-07T21:07
at 2013-08-07T21:07