ÄãºÃ£¬»¶Ó­À´µ½¾­¹ÜÖ®¼Ò [µÇ¼] [×¢²á]

ÉèΪÊ×Ò³ | ¾­¹ÜÖ®¼ÒÊ×Ò³ | Êղر¾Õ¾

º¼ÖÝgÖµµÄ¿­ÌØ°Ú·¨²â¶¨_Ó¦ÓÃÎïÀíѧרҵÂÛÎÄ·¶ÎÄ

·¢²¼Ê±¼ä£º2015-03-15 À´Ô´£ºÈË´ó¾­¼ÃÂÛ̳
Ó¦ÓÃÎïÀíѧרҵÂÛÎÄ·¶ÎÄ Ä¿ ¼ ÖÐÎÄÕªÒªi Ó¢ÎÄÕªÒªii Ŀ¼iii µÚÒ»Õ Ð÷ÂÛ 1 1.1 Ñо¿¶¯»úÓëÄ¿µÄ 1.2 Ñо¿±³¾° 1.3 ±¾ÎĵÄÖ÷ÒªÄÚÈÝ µÚ¶þÕ °ÚµÄ¹²Ê±ÐÔÔ­Àí3 µÚÈýÕ °ÚÔ˶¯µÄÀíÂÛ·ÖÎö5 3.1 °ÚÔ˶¯µÄÌØÕ÷·ÖÎö 3.2 °ÚÓë»ìãçÏÖÏó µÚËÄÕ Óÿ­ÌØ°Ú²âÁ¿º¼ÖÝgÖµ8 4.1 ʵÑéÒÇÆ÷½éÉÜ 4.2 ʵÑéÔ­Àí 4.3 ʵÑé²½Öè¼°Êý¾Ý·ÖÎö 4.4 ʵÑéÎó²î·ÖÎö µÚÎåÕ ½áÊøÓï13 ÖÂл14 ²Î¿¼ÎÄÏ×15 Õª Òª µØÇò±íÃ渽½üµÄÎïÌ壬ÔÚ½öÊÜÖØÁ¦×÷ÓÃʱ¾ßÓеļÓËٶȽÐ×öÖØÁ¦¼ÓËٶȣ¬Ò²½Ð×ÔÓÉÂäÌå¼ÓËٶȡ£ÖØÁ¦¼ÓËÙ¶ÈgµÄ·½Ïò×ÜÊÇÊúÖ±Ïòϵġ£ÔÚͬһµØÇøµÄͬһ¸ß¶È£¬ÈκÎÎïÌåµÄÖØÁ¦¼ÓËٶȶ¼ÊÇÏàͬµÄ¡£ÖØÁ¦¼ÓËٶȵÄÊýÖµË溣°Î¸ß¶ÈÔö´ó¶ø¼õС¡£Í¬Ê±¾àÀëµØÃæͬһ¸ß¶ÈµÄÖØÁ¦¼ÓËٶȣ¬Ò²»áËæ×Åγ¶ÈµÄÉý¸ß¶ø±ä´ó¡£ÖØÁ¦¼ÓËٶȵÄÑо¿ÒÑÓм¸°ÙÄêµÄÀúÊ·ÁË£¬Ò»Ö±ÒÔÀ´£¬Ã»ÓÐÒ»Öֺܺ㬺ܾ«È·µÄ·½·¨²âÁ¿Ëü£¬Ö±µ½1818ÄêÓÉ¿­ÌØ£¨Kater)Ìá³öÒ»ÖÖ·½·¨À´¾«È·²âÁ¿Ëü¡£±¾ÂÛÎÄÊǸù¾Ý±¾Ñ§ÔºËùÓµÓеÄʵÑéÌõ¼þ£¬×é×°ÖÆ×÷ÁËÒ»¸ö¿­ÌØ°ÚÀ´²âÁ¿º¼ÖÝgÖµ¡£ÊµÑéµÃ³ö£¬º¼ÖÝСºÍɽµØÇøµÄgֵΪ9.798296£¬ÓëÏà¹Ø¾«È·½á¹ûÏà±È½Ï£¬Ïà¶ÔÎó²îΪÍò·ÖÖ®Î壬·ûºÏʵÑ龫¶ÈÒªÇ󣬽áÂÛ׼ȷ¿ÉÓᣠ¹Ø¼ü´Ê£º ÖØÁ¦¼ÓËÙ¶È °ÚÔ˶¯ »ìãç Îó²îÀíÂÛ Abstract Objects near the Earth's surface,is called aceleration of gravity when only the acceleration due to gravity,Also called the free fall acceleration.The direction of gravity is always straight down.Acceleration of gravity of any object is the same in the same height and the same area.The value of acceleration of gravity decreases with increasing altitude.Acceleration of gravity of the same height from the ground will be also increasing latitude and bigger.Acceleration of gravity has been studied for hundreds of years of history.we always have a very good and accurate measurement methods.Kater proposed a method to accurately measure acceleration of gravity until 1818.The articles under the college owned by the experimental conditions, designed Kater Pendulum to measure acceleration of gravity from Hangzhou.According to the experiment,the acceleration of gravity in Xiaoheshan Hangzhou is 9.798296.The relative error of it is five ten thousandths compared with the accurate data.It meets to requirements of accuracy and data available. Keywords: acceleration of gravity; pendulum; chaos; error theory
¾­¹ÜÖ®¼Ò¡°Ñ§µÀ»á¡±Ð¡³ÌÐò
  • ɨÂë¼ÓÈë¡°¿¼ÑÐѧϰ±Ê¼ÇȺ¡±
ÍƼöÔĶÁ
¾­¼ÃѧÏà¹ØÎÄÕÂ
±êÇ©ÔÆ
¾­¹ÜÖ®¼Ò¾«²ÊÎÄÕÂÍƼö