ÏÂÃæ¹ØÓÚͬ²½Í¨ÐÅÎÀÐǵÄ˵·¨ÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©
·ÖÎö£ºÁ˽âͬ²½ÎÀÐǵĺ¬Ò壬¼´Í¬²½ÎÀÐǵÄÖÜÆÚ±ØÐëÓëµØÇò×ÔתÖÜÆÚÏàͬ£®
ÎïÌå×öÔÈËÙÔ²ÖÜÔ˶¯£¬ËüËùÊܵĺÏÁ¦ÌṩÏòÐÄÁ¦£¬Ò²¾ÍÊǺÏÁ¦ÒªÖ¸Ïò¹ìµÀƽÃæµÄÖÐÐÄ£®
ͨ¹ýÍòÓÐÒýÁ¦ÌṩÏòÐÄÁ¦£¬ÁгöµÈʽͨ¹ýÒÑÖªÁ¿È·¶¨Î´ÖªÁ¿£®
½â´ð£º½â£ºA¡¢¸ù¾ÝÍòÓÐÒýÁ¦ÌṩÏòÐÄÁ¦£¬ÁгöµÈʽ£º
GMm
r2
=m
4¦Ð2
T2
r=m
v2
r
£¬¶ør=R+h£¬ÓÉÓÚͬ²½ÎÀÐǵÄÖÜÆÚ±ØÐëÓëµØÇò×ÔתÖÜÆÚÏàͬ£¬ËùÒÔTΪһ¶¨Öµ£¬¸ù¾ÝÉÏÃæµÈʽµÃ³ö£ºÍ¬²½ÎÀÐǵÄÔËÐÐËÙÂÊÊÇÒ»¶¨µÄ£¬ÀëµØÃæµÄ¸ß¶ÈhҲΪһ¶¨Öµ£®¹ÊAÕýÈ·£¬B´íÎó£»
C¡¢ÎÒ¹ú·¢ÉäµÚÒ»¿Å¡°¶«·½ºìºÅ¡±ÈËÔìµØÇòÎÀÐǵÄÖÜÆÚÊÇ114min£¬±ÈµØÇòͬ²½ÎÀÐǵÄÖÜÆڶ̣¬¸ù¾ÝT=2¦Ð
r3
GM
µÃ£¬µÚÒ»¿Å¡°¶«·½ºìºÅ¡±ÈËÔìÎÀÐÇÀëµØÃæµÄ¸ß¶È±Èͬ²½ÎÀÐǵͣ¬¶øÔËÐеÄËÙÂÊÔòÎÒ¹ú·¢ÉäµÄµÚÒ»¿ÅÈËÔìÎÀÐDZÈͬ²½Í¨ÐÅÎÀÐǵĴ󣬹ÊD´íÎó£»
¹ÊÑ¡AC£®
µãÆÀ£ºµØÇòÖÊÁ¿Ò»¶¨¡¢×ÔתËÙ¶ÈÒ»¶¨£¬Í¬²½ÎÀÐÇÒªÓëµØÇòµÄ×ÔתʵÏÖͬ²½£¬¾Í±ØÐëÒª½ÇËÙ¶ÈÓëµØÇò×Ôת½ÇËÙ¶ÈÏàµÈ£¬Õâ¾Í¾ö¶¨ÁËËüµÄ¹ìµÀ¸ß¶ÈºÍÏßËٶȴóС£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÏÂÃæ¹ØÓÚͬ²½Í¨ÐÅÎÀÐǵÄ˵·¨ÖÐÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÏÂÃæ¹ØÓÚͬ²½Í¨ÐÅÎÀÐǵÄ˵·¨Öв»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A¡¢Í¬²½Í¨ÐÅÎÀÐǺ͵ØÇò×Ôתͬ²½£¬ÎÀÐǵĸ߶ȺÍËÙÂʶ¼ÊÇÈ·¶¨µÄB¡¢Í¬²½Í¨ÐÅÎÀÐǵĽÇËÙ¶ÈËäÒѱ»È·¶¨£¬µ«¸ß¶ÈºÍËÙÂÊ¿ÉÒÔÑ¡Ôñ£®¸ß¶ÈÔö¼Ó£¬ËÙÂÊÔö´ó£»¸ß¶È½µµÍ£¬ËÙÂʼõС£¬ÈÔͬ²½C¡¢ÎÒ¹ú·¢ÉäµÚÒ»¿ÅÈËÔìµØÇòÎÀÐǵÄÖÜÆÚÊÇ114min£¬±Èͬ²½Í¨ÐÅÎÀÐǵÄÖÜÆڶ̣¬ËùÒÔµÚÒ»¿ÅÈËÔìÎÀÐÇÀëµØÃæµÄ¸ß¶È±Èͬ²½ÎÀÐǵÍD¡¢Í¬²½Í¨ÐÅÎÀÐǵÄËÙÂʱÈÎÒ¹ú·¢ÉäµÄµÚÒ»¿ÅÈËÔìÎÀÐǵÄËÙÂÊС

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2011-2012ѧÄê¹ã¶«Ê¡¸ßÒ»ÏÂѧÆÚµÚ¶þ´ÎÁª¿¼ÎïÀí¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÃæ¹ØÓÚͬ²½Í¨ÐÅÎÀÐǵÄ˵·¨ÖÐÕýÈ·µÄÊÇ(      )

A¡¢Í¬²½Í¨ÐÅÎÀÐǺ͵ØÇò×Ôתͬ²½£¬ÎÀÐǵĸ߶ȺÍËÙÂʶ¼ÊÇÈ·¶¨µÄ¡£

B¡¢Í¬²½Í¨ÐÅÎÀÐǵĽÇËÙ¶ÈËäÒѱ»È·¶¨£¬µ«¸ß¶ÈºÍËÙÂÊ¿ÉÒÔÑ¡Ôñ. ¸ß¶ÈÔö¼Ó£¬ËÙÂÊÔö´ó£»

¸ß¶È½µµÍ£¬ËÙÂʼõС£¬ÈÔͬ²½¡£

C¡¢ÎÒ¹ú·¢ÉäµÚÒ»¿ÅÈËÔìµØÇòÎÀÐǵÄÖÜÆÚÊÇ114min£¬±Èͬ²½Í¨ÐÅÎÀÐǵÄÖÜÆڶ̣¬ËùÒÔµÚÒ»¿ÅÈËÔìÎÀÐÇÀëµØÃæµÄ¸ß¶È±Èͬ²½ÎÀÐǵ͡£

D¡¢Í¬²½Í¨ÐÅÎÀÐǵÄËÙÂʱÈÎÒ¹ú·¢ÉäµÄµÚÒ»¿ÅÈËÔìÎÀÐǵÄËÙÂÊ´ó¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2011-2012ѧÄê¹ã¶«Ê¡Õ¿½­ÊÐÀ×ÖÝÒ»ÖС¢ÐìÎÅÖÐѧ¸ßÒ»£¨Ï£©µÚ¶þ´ÎÁª¿¼ÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÑ¡ÔñÌâ

ÏÂÃæ¹ØÓÚͬ²½Í¨ÐÅÎÀÐǵÄ˵·¨ÖÐÕýÈ·µÄÊÇ£¨ £©
A£®Í¬²½Í¨ÐÅÎÀÐǺ͵ØÇò×Ôתͬ²½£¬ÎÀÐǵĸ߶ȺÍËÙÂʶ¼ÊÇÈ·¶¨µÄ
B£®Í¬²½Í¨ÐÅÎÀÐǵĽÇËÙ¶ÈËäÒѱ»È·¶¨£¬µ«¸ß¶ÈºÍËÙÂÊ¿ÉÒÔÑ¡Ôñ£®¸ß¶ÈÔö¼Ó£¬ËÙÂÊÔö´ó£»¸ß¶È½µµÍ£¬ËÙÂʼõС£¬ÈÔͬ²½
C£®ÎÒ¹ú·¢ÉäµÚÒ»¿ÅÈËÔìµØÇòÎÀÐǵÄÖÜÆÚÊÇ114min£¬±Èͬ²½Í¨ÐÅÎÀÐǵÄÖÜÆڶ̣¬ËùÒÔµÚÒ»¿ÅÈËÔìÎÀÐÇÀëµØÃæµÄ¸ß¶È±Èͬ²½ÎÀÐǵÍ
D£®Í¬²½Í¨ÐÅÎÀÐǵÄËÙÂʱÈÎÒ¹ú·¢ÉäµÄµÚÒ»¿ÅÈËÔìÎÀÐǵÄËÙÂÊ´ó

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸