BobbyRobson 發表於 2004-10-8 20:10:00

離心力.

點解離心力指住個方向係OPPOSITE TO個向心力???

小妖 發表於 2004-10-8 22:34:32

Newton's 3rd law

BobbyRobson 發表於 2004-10-8 23:02:20

action reaction pair??

kawai 發表於 2004-10-9 07:25:31

我阿sir話呢個世界係冇離心力 :icon101:

BobbyRobson 發表於 2004-10-9 09:29:31

我阿sir話呢個世界係冇離心力 :icon101:
我都知係假力.
但係係唔係action reaction pair??

小妖 發表於 2004-10-9 09:42:41

我阿sir話呢個世界係冇離心力 :icon101:

你阿sir讀中文ga?

CYBASTER 發表於 2004-10-9 09:52:37

我仲學校projectile motion ja :(

BobbyRobson 發表於 2004-10-9 10:38:30

我仲學校projectile motion ja :(
cicrcular 都完咗lu...
快到咩咁...:icon069:

kawai 發表於 2004-10-9 20:59:11

我都知係假力.
但係係唔係action reaction pair??
你係咪指好似轉彎時,個人飛左去第二面??

BobbyRobson 發表於 2004-10-9 22:18:56

你係咪指好似轉彎時,個人飛左去第二面??
嗯...

kawai 發表於 2004-10-9 22:34:00

嗯...
咁係因為個個centripetal force唔夠個object轉circular path
所以會sprial outward
另外就算真係有離心力呢樣野都唔係action & reaction pair
因為佢地都係act on same object

BobbyRobson 發表於 2004-10-9 22:42:15

咁係因為個個centripetal force唔夠個object轉circular path
所以會sprial outward
另外就算真係有離心力呢樣野都唔係action & reaction pair
因為佢地都係act on same object
oic..
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