ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÔÚ²âÁ¿¾Æ¾«µÄÃܶÈʱ£¬¼×¡¢ÒÒÁ½Î»Í¬Ñ§Ñ¡ÓÃÁ˲»Í¬µÄÆ÷²ÄÉè¼ÆÁ˲»Í¬µÄ·½°¸¡£
£¨1£©ÇëÄ㽫ËûÃǵÄʵÑé¹ý³Ì²¹³äÍêÕû¡£¼×Ñ¡ÓõÄÆ÷²Ä£ºÌìƽ¡¢ÉÕ±¡¢¿Ì¶È³ßºÍË®¡£ÊµÑé¹ý³ÌÈçÏ£º
¢Ùµ÷½ÚÌìƽʹÌìƽƽºâ£»
¢ÚÍùÉÕ±Öе¹ÈëÊÊÁ¿µÄË®£¬ÓÃÌìƽ³Æ³öÉÕ±ºÍË®µÄÖÊÁ¿Îªm£»Óÿ̶ȳ߲â³öË®Ãæµ½±µ×µÄ¸ß¶Èh1£»
¢Û½«Ë®µ¹³ö£¬µ¹ÈëÊÊÁ¿¾Æ¾«£¬ÓÃÌìƽ³Æ³öÉÕ±ºÍ¾Æ¾«µÄÖÊÁ¿ÈÔΪm£»Óÿ̶ȳ߲â³ö¾Æ¾«ÒºÃæµ½±µ×µÄ¸ß¶Èh2
¢Ü¼ÆËã¾Æ¾«Ãܶȵıí´ïʽΪ¦Ñ¾Æ¾«=_____________¡£
ÒÒÑ¡ÓõÄÆ÷²Ä£ºµ¯»É³Ó¡¢ÉÕ±¡¢Ê¯¿é¡¢Ï¸ÏߺÍË®¡£ÊµÑé¹ý³ÌÈçÏ£º
¢ÙÓÃϸÏßϵסʯ¿é£¬Óõ¯»É³Ó²â³öʯ¿éÖØΪG£» ¢Ú½«Ê¯¿é½þûÔÚË®ÖУ¬¼Çϵ¯»É³ÓµÄ¶ÁÊýF1£»
¢Û½«Ê¯¿é½þûÔھƾ«ÖУ¬¼Çϵ¯»É³ÓµÄ¶ÁÊýF2£» ¢Ü¼ÆËã¾Æ¾«Ãܶȵıí´ïʽΪ¦Ñ¾Æ¾«= ¡£
£¨2£©ÊµÑéÆÀ¹À£º´ÓʵÑé²Ù×÷µÄ¹ý³Ì·ÖÎö£¬ÇëÇãÏòÑ¡ÔñÄÄÖÖ·½°¸£¿¼òÊöÀíÓÉ¡£
Ñ¡Ôñ £¨Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©£¬ÀíÓÉÊÇ
¡¾´ð°¸¡¿£¨1£©h1/h2¦ÑË®£»£¨2£©¦Ñ¾Æ¾« =£¨GF2£©¦ÑË®/£¨GF1£©£»£¨3£©ÒÒ£»Ã»ÓÐʹÓÃÌìƽ£¬²Ù×÷¸ü¼òµ¥
¡¾½âÎö¡¿
ÊÔÌâ·ÖÎö£º£¨1£©¼×ʵÑé²½Ö裺
¢Ùµ÷½ÚÌìƽʹÌìƽƽºâ£»
¢ÚÍùÉÕ±Öе¹ÈëÊÊÁ¿µÄË®£¬ÓÃÌìƽ³Æ³öÉÕ±ºÍË®µÄÖÊÁ¿Îªm£»Óÿ̶ȳ߲â³öË®Ãæµ½±µ×µÄ¸ß¶Èh1£»
¢Û½«Ë®µ¹³ö£¬µ¹ÈëÊÊÁ¿¾Æ¾«£¬ÓÃÌìƽ³Æ³öÉÕ±ºÍ¾Æ¾«µÄÖÊÁ¿ÈÔΪm£»Óÿ̶ȳ߲â³ö¾Æ¾«ÒºÃæµ½±µ×¸ß¶Èh2£»
¢ÜÉèÉÕ±ÖÊÁ¿Îªm0£¬µ×Ãæ»ýΪS£¬¡ß¦Ñ=m/V=m/Sh¡àË®µÄÖÊÁ¿mË®=m-m0 =¦ÑË®Sh1£¬¾Æ¾«µÄÖÊÁ¿m¾Æ¾«=m-m0 =¦Ñ¾Æ¾«Sh2 £¬½âµÃ£º¦Ñ¾Æ¾« =h1/h2¦ÑË®
ÒÒµÄʵÑé²½Ö裺
¢ÙÓÃϸÏßϵסʯ¿é£¬Óõ¯»É³Ó²â³öʯ¿éÖØΪG£»
¢Ú½«Ê¯¿é½þûÔÚË®ÖУ¬¼Çϵ¯»É³ÓµÄ¶ÁÊýF1 £»
¢Û½«Ê¯¿é½þûÔھƾ«ÖУ¬¼Çϵ¯»É³ÓʾÊýF2 £»
¢Üʯ¿é½þûÔÚË®ÖÐÊÇ£¬Êܵ½µÄ¸¡Á¦£ºF¸¡ =G-F1 =¦ÑË® gVʯ¿é £¬
ʯ¿é½þûÔھƾ«ÖÐÊÇ£¬Êܵ½µÄ¸¡Á¦£ºF¸¡ =G-F2 =¦Ñ¾Æ¾« gVʯ¿é £¬½âµÃ£º¦Ñ¾Æ¾« =£¨GF2£©¦ÑË®/£¨GF1£©
£¨2£©ÓÉÒÔÉÏʵÑé²½Öè¿ÉÖª£¬ÒÒ·½°¸Ã»ÓÐʹÓÃÌìƽ£¬²Ù×÷¸ü¼òµ¥£¬Òò´ËӦѡÔñÒÒ·½°¸
![](http://thumb2018.1010pic.com/images/loading.gif)
¡¾ÌâÄ¿¡¿
Ò»Ìì·¹ºó£®ËïÇàͬѧ°ïÂèÂèÊÕÊ°×ÀÉϵÄÍë¿êʱ²»Ð¡ÐĽ«Ò»±Ë®Åöµ¹¡£ËûæÄøÉĨ²¼È¥²Á£¬È´ºÜÄѽ«Ë®²Á¸É¡£ÂèÂè¼û×´ÄÃÁËÁíÒ»¿é¸ÉĨ²¼²Á£¬ºÜ¿ì¾Í½«×ÀÉϵÄË®²Á¸ÉÁË¡£Ëû¸Ðµ½ÓÐЩÆæ¹Ö£®Ã¦ÎÊÂèÂèÊÇÔõô»ØÊ£¿ÂèÂèÖ»ÊǸæËßËû£¬ÎÒÄõÄĨ²¼ÊÇÃÞ²¼×öµÄ£¬ÄãÊÖÀïµÄĨ²¼ÊǵÓÂڵġ£Ëû²»½ûÏëµ½ÁËÒ»¸öÎÊÌâ²¢½øÐÐÁËÈçϵÄ̽¾¿¡£
£¨1£©Ìá³öµÄÎÊÌ⣺Ĩ²¼µÄÎüË®ÄÜÁ¦¸ú²¼ÁϵÄÖÖÀàÓйØÂð£¿
£¨2£©Ì½¾¿ËùÓõÄÆ÷²Ä£ºÈý¸öÐÎ×´ºÍ´óСÏàͬµÄÉÕ±£¬¹æ¸ñÏàͬµÄÃÞ²¼¡¢Âé²¼ºÍµÓÂÚ²¼¸÷Ò»¿é¡£×ãÁ¿µÄË®¡£
£¨3£©Ö÷Òª²½Ö裺½«Èý¸öÉÕ±Öе¹Èë______________µÄË®£¬·Ö±ð½«Èý¿é²¼·ÅÈë¸÷¸öÉÕ±ÖУ¬ÈÃË®½þ͸£¬È»ºó½«Èý¿é²¼·Ö±ðÈ¡³ö£®´Ó·½±ãºÍ׼ȷ½Ç¶È¿¼ÂÇ£¬Ó¦±È½Ï______________µÄ¶àÉÙ¡£´Ó¶øµÃ³öÎüË®ÄÜÁ¦¸ú²¼ÁϵÄÖÖÀàÊÇ·ñÓйء£
ËïÇàµÄʵÑé¼Ç¼ÈçÏÂ±í£¬Ç뽫¿Õ¸ñÄÚ²¹³äÍêÕû¡£
²¼µÄÖÖÀà | µÓÂÚ | Âé | ÃÞ |
±ÖÐËùʣˮÁ¿ | ×î¶à | ½ÏÉÙ | ×îÉÙ |
²¼¿éÎüÊÕË®Á¿ |
£¨4£©½áÂÛ£ºÄ¨²¼µÄÎüË®ÄÜÁ¦¸ú²¼ÁϵÄÖÖÀà____________¡£
£¨5£©Ñ×ÈȵÄÏÄÌ죬Èç¹ûÈËÌåƤ·ô±»º¹½þ×Õ£¬»áÈÃÈ˾õµÃºÜ²»Êæ·þ¡£Òò´Ë£¬´ÓÎüË®¶àÉÙÕâ¸ö½Ç¶È˵£¬Ó¦²ÉÓÃ_______________ÀàµÄ²¼ÁÏÀ´ÖÆ×÷ÏÄ×°¡£