²Æ¾­ÉçÇøÅ®ÐÔÉçÇøÆû³µÉçÇø¾üÊÂÉçÇøÎÄѧÉçÇøÉç»áÉçÇøÓéÀÖÉçÇøÓÎÏ·ÉçÇø¸öÈË¿Õ¼ä
ÉÏÒ»Ö÷Ì⣺ÔÞºÚ¶´Í¼Æ¬ ÏÂÒ»Ö÷Ì⣺Âõ¿Ë¶úÑ·£­ÄªÀ×ʵÑéµÄÇ°Ìá¾ÍÓÐÎÊÌâ
Ϊʲô˵һÇÐÎïÀíÁ¿¶¼ÊÇλÒƹ¹³ÉµÄ£¿
[Â¥Ö÷] ×÷Õß:ÕÅÏéÇ°  ·¢±íʱ¼ä:2019/04/09 19:30
µã»÷:0´Î

Ϊʲô˵һÇÐÎïÀíÁ¿¶¼ÊÇλÒƹ¹³ÉµÄ£¿

×÷ÕßÕÅÏéÇ°½»Á÷΢ÐÅzhxq1105974776
 
±¾ÎÄ´óд×ÖĸΪʸÁ¿¡£

ͳһ³¡ÂÛ¡¾°Ù¶Èͳһ³¡ÂÛ6°æ¿ÉÒÔËѵ½¡¿»ù±¾Ô­ÀíÖ¸³ö£º
    
ÓîÖæÊÇÓÉÖʵãºÍËüÖÜΧ¿Õ¼ä¹¹³ÉµÄ£¬²»´æÔÚµÚÈýÖÖÓëÖ®²¢´æµÄ¶«Î÷£¬Ò»ÇÐÎïÀíÏÖÏó¶¼ÊÇÎÒÃǶÔÖʵãÔ˶¯ºÍ¿Õ¼ä±¾ÉíÔ˶¯µÄÃèÊö¡£

Èç¹ûÒÔÉÏ»ù±¾Ô­ÀíÊÇÕýÈ·µÄ£¬´ÓÕâ¸ö»ù±¾Ô­ÀíÎÒÃÇ¿ÉÒԵóöÒ»¸ö½áÂÛ£º

³ýλÒÆÍ⣬ÆäÓàÒ»ÇÐÎïÀí¸ÅÄʱ¼ä¡¢ÖÊÁ¿¡¢µçºÉ¡¢Ëٶȡ¢µç³¡¡¢´Å³¡¡¢ÍòÓÐÒýÁ¦³¡¡¢Á¦¡¢¶¯Á¿¡¢ÄÜÁ¿----ÕâЩÎïÀí¸ÅÄÊÇÓÉÎïÌåÔÚ¿Õ¼äÖÐÔ˶¯»òÕßÎïÌåÖÜΧ¿Õ¼ä±¾ÉíÔ˶¯Ôì³ÉµÄ£¬Òò¶ø¿Õ¼äλÒƹ¹³ÉÁËÒ»ÇÐÎïÀíÁ¿£¬Ò»ÇÐÎïÀíÁ¿¶¼¿ÉÒÔÓÿռäλÒÆÀ´±íʾ¡£

ͳһ³¡ÂÛÖиø³öÁˠʱ¼äºÍ¹âËÙµÄÎïÀí¶¨Ò壺
   
ÓîÖæÈκÎÎïÌ塾°üÀ¨ÎÒÃÇÈ˵ÄÉíÌå¡¿ÖÜΧ¿Õ¼ä¶¼ÒÔ¹âËÙ¶ÈC¡¢ÒÔ¹Û²ìÕßΪÖÐÐÄ·øÉäʽµÄÔ˶¯£¬¿Õ¼äÕâÖÖÔ˶¯¸øÎÒÃǹ۲ìÕߵĸоõ¾ÍÊÇʱ¼ä¡£

ʱ¼äµÄÁ¿ÓëÎÒÃǹ۲ìÕßÖÜΧ¿Õ¼ä¼¸ºÎµãÒÔ¹âËÙ¶ÈC×ß¹ýµÄλÒƳÉÕý±È¡£

¹âËÙ·´Ó³ÁËʱ¿ÕͬһÐÔ£¬¼´Ê±¼äµÄ±¾ÖʾÍÊǹâËÙÔ˶¯¿Õ¼ä¡£¹âËÙ¿ÉÒÔÊÇʸÁ¿£¬Ê¸Á¿¹âËÙ·½Ïò¿ÉÒԱ仯£¬Ä£²»±ä£¬±êÁ¿¹âËÙ²»±ä¡£

ͳһ³¡ÂÛÖÐÊ×Ïȶ¨ÒåÁËʱ¼ä£¬ÈÏΪʱ¼äÊǹ۲ìÕßÖÜΧ¿Õ¼ä¹âËÙÔ˶¯Ôì³ÉµÄÈ˵ĸоõ£¬Ê±¼äµÄÁ¿ÓÚ¹âËÙÔ˶¯¿Õ¼äλÒÆÁ¿³ÉÕý±È¡£

ÎÒÃÇÖªµÀ£¬ÓÉʱ¼äºÍλÒÆ£¬¿ÉÒÔ¶¨ÒåËٶȡ£ËùÒÔ˵£¬Ëٶȡ¾°üº¬¹âËÙ¡¿¿ÉÒÔÈÏΪÊÇÓÉλÒƹ¹³É¡£

ͳһ³¡ÂÛÖиø³¡µÄ¶¨ÒåΪ£º 
     
Ïà¶ÔÓÚÎÒÃǹ۲ìÕߣ¬ÓÉÖʵãÖ¸ÏòÖÜΧ¿Õ¼äÖÐÈÎÒâÒ»¸ö¿Õ¼ä¼¸ºÎµãµÄλÒÆʸÁ¿Ëæ¿Õ¼äλÖñ仯»òÕßËæʱ¼ä±ä»¯£¬ÕâÑùµÄ¿Õ¼ä³ÆΪ³¡£¬Ò²¿ÉÒÔ½ÐÎïÀíÁ¦³¡¡£

²»Í¬µÄ³¡ÊÇ¿Õ¼äÔ˶¯Á¿¹ØÓÚ¿Õ¼äλÖõĵ¼Êý»òÕß¹ØÓÚʱ¼äµÄµ¼ÊýËù±íÏÖ³öµÄ²»Í¬ÐÎʽµÄÔ˶¯³Ì¶È¡£

¿´¿´£¬³¡ÊÇÎïÌåÖÜΧ¿Õ¼ä±¾ÉíÔ˶¯Î»ÒƹØÓÚ¿Õ¼äºÍʱ¼äµÄµ¼Êý¡£³¡Ò²ÊÇÓÉλÒƹ¹³ÉµÄ¡£

ͳһ³¡ÂÛÖиø³öÒýÁ¦³¡¡¢ÖÊÁ¿µÄ¼¸ºÎ¶¨Òå¡£ 
   
Ò»¸öÖʵãoÏà¶ÔÓÚÎÒÃǹ۲âÕß¾²Ö¹£¬ÖÜΧ¿Õ¼äÖÐÈÎÒâÒ»¸ö¼¸ºÎµãpÔÚÁãʱ¿ÌÒÔ¹âËÙ¶ÈC´Óoµã³ö·¢£¬ÑØijһ¸ö·½ÏòÔ˶¯£¬¾­ÀúÁËʱ¼ät£¬ÔÚt'ʱ¿Ìµ½´ïpËùÔÚµÄλÖã¬Èõão´¦ÓÚÖ±½Ç×ø±êϵxyzoµÄÔ­µã£¬ÓÉoµãÖ¸ÏòpµãµÄʸ¾¶Îª

R =C t = x i+ y j + z k 
   
ÎÒÃÇÒÔ R= CtÖÐRµÄ³¤¶ÈrΪ°ë¾¶×÷¸ß˹ÇòÃæs =4πr²¡¾ÄÚ½ÓÇòÌåÌå»ýΪ4πr³/3¡¿°üΧÖʵão¡£ 
    o
µãÖÜΧµÄÒýÁ¦³¡A±íʾoµãÖÜΧÔÚÌå»ý4πr³/3ÄÚÓÐnÌõ¼¸ºÎµãµÄλÒÆʸÁ¿R =Ct£¬ A=k g n R /£¨4πr³/3£© kΪ±ÈÀý³£Êý¡£ gΪÍòÓÐÒýÁ¦³£Êý¡£   

  ÒÔÉÏÖʵãoµÄÖÊÁ¿m¾Í±íʾÔÚ¸ß˹ÇòÃæs= 4πr²¡¾ÄÚ½ÓÇòÌåÌå»ýΪ4πr³/3¡¿ÄÚ£¬°üº¬¼¸ºÎµãʸÁ¿Î»ÒÆR=CtµÄÌõÊýnºÍÁ¢Ìå½Ç¶ÈµÄ±ÈÖµ¡£ 
    m= 3 k n /4π 

ͳһ³¡ÂÛÖиø³öÁ˵çºÉºÍµç´Å³¡µÄ¶¨Ò壺

±ä»¯µÄÒýÁ¦³¡²úÉúµç³¡¡£
   
ÉÏʽÖÐoµãÔÚÖÜΧ¿Õ¼ä²úÉúµÄÒýÁ¦³¡A= g m R /r³Ëæʱ¼ä±ä»¯²úÉúÁ˵糡E£¬

E = ³£Êý³ËÒÔ¡¾[dm/dt]R/r³  + m[dR/ dt]/ r³¡¿¡£ 
ÒÔÉϵÄÖʵãoÈç¹û¾ßÓеçºÉq£¬Ôò£º
q = 4πε
¡£k’g(dm/dt)= 4πε¡£k’g [k d(n/Ω)/dt]

ÆäÖÐε¡£Îª½éµç³£Êý¡£

µçºÉÒ²ÊÇÖÜΧ¿Õ¼äÖù×´ÂÝÐýʽÔ˶¯Ôì³ÉµÄ£¬Öù×´ÂÝÐýʽ°üº¬ÁËÐýתÔ˶¯ºÍÐýתƽÃæ´¹Ö±·½ÏòµÄÖ±ÏßÔ˶¯¡£

ÕýµçºÉÖÜΧ¿Õ¼äµÄÖ±ÏßÔ˶¯²¿·ÖÊÇÒÔ¹âËÙ¡¢ÒÔµçºÉΪÖÐÐÄ·øÉäʽ·¢É¢Ô˶¯¡£ÕýµçºÉÖÜΧ¿Õ¼äÐýתÔ˶¯²¿·ÖÊÇÄæʱÕëÐýת¡£

¸ºµçºÉÖÜΧ¿Õ¼ä´ÓÎÞÏÞÔ¶´¦ÒÔ¹âËÙ¡¢ÏòµçºÉÊÕÁ²Ô˶¯¡£¸ºµçºÉÖÜΧ¿Õ¼äÊÇ˳ʱÕëÐýת¡£

ÒÔÉϵĵçºÉoµã[´øÓеçÁ¿q]Ïà¶ÔÓÚÎÒÃǹ۲ìÕßÒÔËÙ¶ÈVÔ˶¯µÄʱºò£¬¿ÉÒÔÒýÆðV´¹Ö±·½ÏòµÄµç³¡E= qR/ε¡£r³  µÄ±ä»¯£¬±ä»¯µÄ²¿·ÖÎÒÃÇ¿ÉÒԽдų¡£¬ B = ³£Êý³ËÒÔ£¨V× E£©£¬Í³Ò»³¡ÂÛºÍÏà¶ÔÂÛ¶¼ÈÏΪÕâ¸ö³£ÊýΪc² £¬ËùÒÔÓРB = V× E/c² 

B = μ¡£¡¾V×(q R/ r³)¡¿

=μ¡£ε¡£¡¾V× (q R / ε¡£r³)¡¿

=μ¡£ε¡£¡¾V×E¡¿

= V×E/ c²

ÆäÖÐμ¡£ÎªÕæ¿Õ´Åµ¼ÂÊ£¬μ¡£ε¡£ = 1/c² 

ͳһ³¡ÂÛÖиøÁ¦µÄ¶¨ÒåÊÇ£º

Á¦ÊÇÎïÌåÔÚ¿Õ¼äÖÐÔ˶¯×´Ì¬»òÕßÎïÌåÖÜΧ¿Õ¼ä±¾ÉíµÄÔ˶¯×´Ì¬µÄ¸Ä±ä³Ì¶È¡£

ͳһ³¡ÂÛ¸ø³öÁËÄÜÁ¿µÄ¶¨Ò壺

ÄÜÁ¿ÊÇÎïÌåÔÚ¿Õ¼äÖС¾Ï൱ÓÚÎÒÃǹ۲ìÕß¡¿Ô˶¯³Ì¶È»òÕßÎïÌåÖÜΧ¿Õ¼ä±¾ÉíÔ˶¯µÄÔ˶¯³Ì¶È¡£

ÎÒÃÇÖªµÀ£¬ÎïÀí¸ÅÄîÓеÄÊÇ»ù±¾µÄ£¬Ä³Ð©ÎïÀí¸ÅÄîÊÇÕâЩ»ù±¾¸ÅÄîµ¼³öµÄ¡£±ÈÈçʱ¼äºÍλÒÆÊÇ»ù±¾µÄ£¬ËÙ¶ÈÊÇÓÉʱ¼äºÍλÒÆËùµ¼³öµÄ¡£»¹ÓбÈλÒƺÍʱ¼ä¸ü»ù±¾µÄÎïÀí¸ÅÄÏÂÃæÊDZíʾÕâЩÎïÀí¸ÅÄî´Ó¸ß¼¶¡¢»ù±¾µÄµ½µÍ¼¶µÄʾÒâͼ¡£

     ÎïÖʵ㡢¿Õ¼ä→ʱ¼ä¡¢Î»ÒÆ¡¢³¡→Ëٶȡ¢¹âËÙ→ÖÊÁ¿¡¢µçºÉ→¶¯Á¿→Á¦→ÄÜÁ¿¡¢¹¦→ζȡ¢¹â¡¢ÉùÒô¡¢ÑÕÉ«µÈµÈ¡£

  ÓÉÓÚ»ù±¾ÎïÀí¸ÅÄÊÇÓÉλÒƹ¹³ÉµÄ£¬ÓÉ»ù±¾ÎïÀí¸ÅÄîµ¼³öµÄÆäËûÎïÀí¸ÅÄÎÞÒÉÒ²ÊÇÓÉλÒƹ¹³É¡£


±¾ÌûµØÖ·£ºhttp://club.xilu.com/hongbin/msgview-950451-463843.html[¸´ÖƵØÖ·]
ÉÏÒ»Ö÷Ì⣺ÔÞºÚ¶´Í¼Æ¬ ÏÂÒ»Ö÷Ì⣺Âõ¿Ë¶úÑ·£­ÄªÀ×ʵÑéµÄÇ°Ìá¾ÍÓÐÎÊÌâ

¾«²ÊÍƼö>>

  ¼ò½Ý»Ø¸´ [µã´Ë½øÈë±à¼­Æ÷»ØÌûÒ³]  ÎÄÃ÷ÉÏÍø ÀíÐÔ·¢ÑÔ
 ÍƼöµ½Î÷½ÃûÑÔ:
Ç©  Ãû: Ò» ¶þ Èý ÎÞ
×÷  Õß:
ÃÜ  Âë:
ÓοÍÀ´·Ã 
×¢²áÓû§ Ìá ½»
Î÷½Íø(www.xilu.com )°æȨËùÓРµã»÷ÓµÓÐÎ÷½Ãâ·ÑÂÛ̳  ÁªÏµÎ÷½С¾«Áé

0.097646951675415