´øµçÁ£×Ó´¹Ö±½øÈëÔÈÇ¿µç³¡»òÔÈÇ¿´Å³¡ÖÐʱÁ£×Ó½«·¢Éúƫת£¬³ÆÕâÖֵ糡Ϊƫתµç³¡£¬ÕâÖִų¡ÎªÆ«×ª´Å³¡£®ÏÂÁÐ˵·¨´íÎóµÄÊÇ(ÖØÁ¦²»¼Æ)


  1. A.
    Óû°ÑËٶȲ»Í¬µÄͬÖÖ´øµçÁ£×Ó·Ö¿ª£¬¼È¿É²ÉÓÃƫתµç³¡£¬Ò²¿É²ÉÓÃƫת´Å³¡
  2. B.
    Óû°Ñ¶¯ÄÜÏàͬµÄÖÊ×ӺͦÁÁ£×Ó·Ö¿ª£¬Ö»ÄܲÉÓÃƫתµç³¡
  3. C.
    Óû°ÑÓɾ²Ö¹¾­Í¬Ò»µç³¡¼ÓËÙµÄÖÊ×ӺͦÁÁ£×Ó·Ö¿ª£¬Æ«×ªµç³¡ºÍƫת´Å³¡¾ù¿É²ÉÓÃ
  4. D.
    Óû°Ñ³õËÙ¶ÈÏàͬ¶ø±ÈºÉ²»Í¬µÄ´øµçÁ£×Ó·Ö¿ª£¬Æ«×ªµç³¡ºÍƫת´Å³¡¾ù¿É²ÉÓÃ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

´øµçÁ£×Ó´¹Ö±½øÈëÔÈÇ¿µç³¡ÖÐƫתʱ£¨³ýµç³¡Á¦Íâ²»¼ÆÆäËüÁ¦µÄ×÷Óã©£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

´øµçÁ£×Ó´¹Ö±½øÈëÔÈÇ¿µç³¡»òÔÈÇ¿´Å³¡ÖÐʱÁ£×Ó½«·¢Éúƫת£¬³ÆÕâÖֵ糡Ϊƫתµç³¡£¬ÕâÖִų¡ÎªÆ«×ª´Å³¡£®ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨ÖØÁ¦²»¼Æ£©£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÂåÂØ×ÈÁ¦ÊǴų¡¶ÔÔ˶¯µçºÉµÄ×÷ÓÃÁ¦£¬ÂåÂ××ÈÁ¦µÄ´óСµÄ¼ÆË㹫ʽ:

F=qvB sin¦È£¬ÆäÖЦÈÊÇ¡¡¡¡¡¡¡¡¡¡_____________µÄ¼Ð½Ç.Èô´Å³¡¶ÔÔ˶¯µçºÉµÄ×÷ÓÃÁ¦´óСΪf=qvB,ÔòµçºÉµÄÔ˶¯·½ÏòÓë´Å³¡·½ÏòÓ¦¡¡¡¡¡¡¡¡¡¡_________£®fµÄ·½Ïò¿ÉÓÃ

¡¡¡¡¡¡¡¡¡¡¶¨ÔòÀ´Åж¨£®µ±µçºÉµÄËٶȷ½ÏòÓë´Å³¡·½Ïò»¥ÏàƽÐÐʱ£¬ÂåÂ××ÈÁ¦´óС

µÈÓÚ      £®µ±´øµçÁ£×Ó´¹Ö±½øÈëÔÈÇ¿´Å³¡£¬Ö»ÊÜÂåÂ××ÈÁ¦×÷ÓÃʱ£¬Á£×Ó½«×ö

        ______ Ô˶¯£¬Ô˶¯°ë¾¶Îª         £¬Ô˶¯ÖÜÆÚΪ         

 

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2011~2012ѧÄê¶ÈÐìÎÅÒ»Öи߶þµÚһѧÆÚÎïÀíµÚ16ÖÜÖܲâÊÔÌâ ÌâÐÍ£ºÌî¿ÕÌâ

ÂåÂØ×ÈÁ¦ÊǴų¡¶ÔÔ˶¯µçºÉµÄ×÷ÓÃÁ¦£¬ÂåÂ××ÈÁ¦µÄ´óСµÄ¼ÆË㹫ʽ:
F="qvB" sin¦È£¬ÆäÖЦÈÊÇ¡¡¡¡¡¡¡¡¡¡_____________µÄ¼Ð½Ç.Èô´Å³¡¶ÔÔ˶¯µçºÉµÄ×÷ÓÃÁ¦´óСΪf=qvB,ÔòµçºÉµÄÔ˶¯·½ÏòÓë´Å³¡·½ÏòÓ¦¡¡¡¡¡¡¡¡¡¡_________£®fµÄ·½Ïò¿ÉÓÃ
¡¡¡¡¡¡¡¡¡¡¶¨ÔòÀ´Åж¨£®µ±µçºÉµÄËٶȷ½ÏòÓë´Å³¡·½Ïò»¥ÏàƽÐÐʱ£¬ÂåÂ××ÈÁ¦´óС
µÈÓÚ      £®µ±´øµçÁ£×Ó´¹Ö±½øÈëÔÈÇ¿´Å³¡£¬Ö»ÊÜÂåÂ××ÈÁ¦×÷ÓÃʱ£¬Á£×Ó½«×ö
         ______Ô˶¯£¬Ô˶¯°ë¾¶Îª         £¬Ô˶¯ÖÜÆÚΪ         

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2014½ì¹ã¶«Ê¡»ÝÖÝÊиßÈýµÚÒ»´Îµ÷Ñп¼ÊÔÀí×ÛÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

´øµçÁ£×Ó´¹Ö±½øÈëÔÈÇ¿µç³¡ÖÐƫתʱ£¨³ýµç³¡Á¦Íâ²»¼ÆÆäËûÁ¦µÄ×÷Óã©£º£¨ £©

A£®µçÊÆÄÜÔö¼Ó£¬¶¯ÄÜÔö¼Ó               B£®µçÊÆÄܼõС£¬¶¯ÄÜÔö¼Ó

C£®µçÊÆÄܺͶ¯Äܶ¼²»±ä                 D£®ÉÏÊö½áÂÛ¶¼²»ÕýÈ·

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸