ÏÂÁÐÊÇijͬѧ¶Ôµç³¡ÖеĸÅÄî¡¢¹«Ê½µÄÀí½â£¬ÆäÖдíÎóµÄÊÇ


  1. A.
    ¸ù¾Ýµç³¡Ç¿¶ÈµÄ¶¨ÒåʽE=F/q£¬µç³¡ÖÐijµãµÄµç³¡Ç¿¶ÈºÍÊÔ̽µçºÉqµÄµçÁ¿ÎÞ¹Ø
  2. B.
    ¸ù¾ÝµçÈݵĶ¨ÒåʽC=¡÷Q/¡÷U£¬µçÈÝÆ÷¼«°åÉϵĵçºÉÁ¿Ã¿Ôö¼Ó1C£¬µçѹ¾ÍÔö¼Ó1V
  3. C.
    ¸ù¾Ýµç³¡Á¦×ö¹¦µÄ¼ÆËãʽW=Uq£¬Ò»¸öµç×ÓÔÚ1VµçѹϼÓËÙ£¬µç³¡Á¦×ö¹¦Îª1eV
  4. D.
    ¸ù¾ÝµçÊƲîµÄ¶¨ÒåʽU ab = Wab / q£¬´øµçÁ¿Îª1CÕýµçºÉ£¬´ÓaµãÒƶ¯µ½bµã¿Ë·þµç³¡Á¦×ö¹¦Îª1J£¬a¡¢bµãµÄµçÊƲîΪ-1V¡£
B
¸ù¾ÝµçÈݵĶ¨ÒåʽC=¡÷Q/¡÷U£¬µçÈÝÊÇ1FµÄÇé¿öÏ£¬µçÈÝÆ÷¼«°åÉϵĵçºÉÁ¿Ã¿Ôö¼Ó1C£¬µçѹ²ÅÔö¼Ó1V
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÏÂÁÐÊÇijͬѧ¶Ôµç³¡ÖеĸÅÄî¡¢¹«Ê½µÄÀí½â£¬ÆäÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÏÂÁÐÊÇijͬѧ¶Ôµç³¡ÖеĸÅÄî¡¢¹«Ê½µÄÀí½â£¬ÆäÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢¸ù¾Ýµç³¡Ç¿¶ÈµÄ¶¨ÒåʽE=
F
q
¿ÉÖª£ºµç³¡ÖÐijµãµÄµç³¡Ç¿¶ÈºÍÊÔ̽µçºÉµÄµçÁ¿³É·´±È
B¡¢¸ù¾Ý¿âÂض¨ÂÉ¿ÉÖª£ºµçºÉ¼äµÄ×÷ÓÃÁ¦ÓëËù´øµçºÉÁ¿µÄ³Ë»ý³ÉÕý±È£¬ÓëµçºÉ¼äµÄ¾àÀëµÄ¶þ´Î·½³É·´±È
C¡¢¸ù¾ÝÕæ¿ÕÖеãµçºÉµç³¡Ç¿¶È¹«Ê½E=
kQ
r2
£¬µç³¡ÖÐijµãµç³¡Ç¿¶ÈºÍ³¡Ô´µçºÉµÄµçÁ¿ÓйØ
D¡¢¸ù¾ÝµçÊƲîµÄ¶¨ÒåʽUAB=
WAB
q
£¬½«´øµçÁ¿Îª1CÕýµçºÉ£¬´ÓAµãÒƶ¯µ½Bµã¿Ë·þµç³¡Á¦×ö¹¦Îª1J£¬ÔòA¡¢BµãµÄµçÊƲîΪ-1V

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÏÂÁÐÊÇijͬѧ¶Ôµç³¡ÖеĸÅÄî¡¢¹«Ê½µÄÀí½â£¬ÆäÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢¸ù¾Ýµç³¡Ç¿¶ÈµÄ¶¨ÒåʽE=
F
q
£¬µç³¡ÖÐijµãµÄµç³¡Ç¿¶ÈºÍÊÔ̽µçºÉµÄµçÁ¿³É·´±È
B¡¢¸ù¾ÝµçÈݵĶ¨ÒåʽC=
Q
U
£¬µçÈÝÆ÷µÄµçÈÝÓëËù´øµçºÉÁ¿³ÉÕý±È£¬ÓëÁ½¼«°å¼äµÄµçѹ³É·´±È
C¡¢¸ù¾ÝÕæ¿ÕÖеãµçºÉµç³¡Ç¿¶È¹«Ê½E=k
Q
r2
£¬µç³¡ÖÐijµãµç³¡Ç¿¶ÈºÍ³¡Ô´µçºÉµÄµçÁ¿ÎÞ¹Ø
D¡¢¸ù¾ÝµçÊƲîµÄ¶¨ÒåʽUAB=
WAB
q
£¬´øµçÁ¿Îª1CÕýµçºÉ£¬´ÓAµãÒƶ¯µ½Bµã¿Ë·þµç³¡Á¦×ö¹¦Îª1J£¬ÔòA¡¢BµãµÄµçÊƲîΪ-1V

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2015½ìºÓ±±Ê¡Ê¯¼ÒׯÊиßÒ»ÏÂѧÆÚÆÚÖп¼ÊÔÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁÐÊÇijͬѧ¶Ôµç³¡ÖеĸÅÄî¡¢¹«Ê½µÄÀí½â£¬ÆäÖÐÕýÈ·µÄÊÇ£º £¨  £©

A£®¸ù¾Ýµç³¡Ç¿¶ÈµÄ¶¨ÒåʽE=F/q¿ÉÖª£ºµç³¡ÖÐijµãµÄµç³¡Ç¿¶ÈºÍÊÔ̽µçºÉµÄµçÁ¿³É·´±È£»

B£®¸ù¾Ý¿âÂض¨ÂÉ¿ÉÖª£ºµçºÉ¼äµÄ×÷ÓÃÁ¦ÓëËù´øµçºÉÁ¿µÄ³Ë»ý³ÉÕý±È£¬ÓëµçºÉ¼äµÄ¾àÀëµÄ¶þ´Î·½³É·´±È£»

C£®¸ù¾ÝÕæ¿ÕÖеãµçºÉµç³¡Ç¿¶È¹«Ê½E="kQ" /r2£¬µç³¡ÖÐijµãµç³¡Ç¿¶ÈºÍ³¡Ô´µçºÉµÄµçÁ¿Óйأ»

D£®¸ù¾ÝµçÊƲîµÄ¶¨ÒåʽUAB = WAB /q£¬½«´øµçÁ¿Îª1CÕýµçºÉ£¬´ÓAµãÒƶ¯µ½Bµã¿Ë·þµç³¡Á¦×ö¹¦Îª1J£¬ÔòA¡¢BµãµÄµçÊƲîΪ-1V¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2014½ì¹ã¶«¹ãÖÝÁùÖи߶þÉÏѧÆÚÆÚÄ©¿¼ÊÔÀí¿ÆÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÁÐÊÇijͬѧ¶Ôµç³¡ÖеĸÅÄî¡¢¹«Ê½µÄÀí½â£¬ÆäÖÐÕýÈ·µÄÊÇ£º£¨    £©

A£®¸ù¾Ýµç³¡Ç¿¶ÈµÄ¶¨ÒåʽE=F/q¿ÉÖª£ºµç³¡ÖÐijµãµÄµç³¡Ç¿¶ÈºÍÊÔ̽µçºÉµÄµçÁ¿³É·´±È£»

B£®¸ù¾ÝµçÈݵĶ¨ÒåʽC=Q/U¿ÉÖª£ºµçÈÝÆ÷µÄµçÈÝÓëËù´øµçºÉÁ¿³ÉÕý±È£¬ÓëÁ½¼«°å¼äµÄµçѹ³É·´±È£»

C£®¸ù¾ÝÕæ¿ÕÖеãµçºÉµç³¡Ç¿¶È¹«Ê½E="kQ" /r2£¬µç³¡ÖÐijµãµç³¡Ç¿¶ÈºÍ³¡Ô´µçºÉµÄµçÁ¿Óйأ»

D£®¸ù¾ÝµçÊƲîµÄ¶¨ÒåʽUAB = WAB /q£¬½«´øµçÁ¿Îª1CÕýµçºÉ£¬´ÓAµãÒƶ¯µ½Bµã¿Ë·þµç³¡Á¦×ö¹¦Îª1J£¬ÔòA¡¢BµãµÄµçÊƲîΪ-1V¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸