ÒÔÏÂÊÇһλͬѧ×ö¡°Ì½¾¿ÐαäÓ뵯Á¦µÄ¹Øϵ¡±µÄʵÑé.
£¨1£©ÏÂÁеÄʵÑé²½ÖèÊÇÕâλͬѧ׼±¸Íê³ÉµÄ£¬ÇëÄã°ïÕâλͬѧ°´²Ù×÷µÄÏȺó˳Ðò£¬ÓÃ×ÖĸÅÅÁгöÀ´ÊÇ£º .
A£®ÒÔµ¯»ÉÉ쳤Á¿Îªºá×ø±ê£¬ÒÔµ¯Á¦Îª×Ý×ø±ê£¬Ãè³ö¸÷×éÊý¾Ý£¨x£¬F£©¶ÔÓ¦µÄµã£¬²¢ÓÃƽ»¬µÄÇúÏßÁ¬½áÆðÀ´.
B£®¼Çϵ¯»É²»¹Ò¹³Âëʱ£¬Æä϶ËÔڿ̶ȳßÉϵĿ̶ÈL0
C£®½«Ìú¼Ų̈¹Ì¶¨ÓÚ×À×ÓÉÏ£¬²¢½«µ¯»ÉµÄÒ»¶ËϵÓÚºáÁºÉÏ£¬ÔÚµ¯»É¸½½üÊúÖ±¹Ì¶¨Ò»¿Ì¶È³ß
D£®ÒÀ´ÎÔÚµ¯»É϶˹ÒÉÏ1¸ö¡¢2¸ö¡¢3¸ö¡¢4¸ö¡¡¹³Â룬²¢·Ö±ð¼ÇϹ³Â뾲ֹʱ£¬µ¯»É϶ËËù¶ÔÓ¦µÄ¿Ì¶È²¢¼Ç¼ÔÚ±í¸ñÄÚ£¬È»ºóȡϹ³Âë
E£®ÒÔµ¯»ÉÉ쳤Á¿Îª×Ô±äÁ¿£¬Ð´³öµ¯Á¦Ó뵯»ÉÉ쳤Á¿µÄ¹Øϵʽ.
F£®½âÊͺ¯Êý±í´ïʽÖг£ÊýµÄÎïÀíÒâÒå.
£¨2£©Ï±íÊÇÕâλͬѧ̽¾¿µ¯Á¦´óСÓ뵯»ÉÉ쳤Á¿Ö®¼äµÄ¹ØϵËù²âµÄ¼¸×éÊý¾Ý£º
µ¯Á¦£¨F/N£© | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 |
µ¯»ÉÔÀ´³¤¶È£¨L0/cm£© | 15 | 15 | 15 | 15 | 15 |
µ¯»ÉºóÀ´³¤¶È£¨L/cm£© | 16.2 | 17.3 | 18.5 | 19.6 | 20.8 |
µ¯»ÉÉ쳤Á¿£¨x/cm£© |
¢ÙËã³öÿһ´Îµ¯»ÉÉ쳤Á¿£¬²¢½«½á¹ûÌîÔÚÉϱíµÄ¿Õ¸ñÄÚ
¢ÚÔÚÏÂͼµÄ×ø±êÉÏ×÷³öF-xͼÏß.
¢Ûд³öÇúÏߵĺ¯Êý±í´ïʽ£¨xÓÃcm×÷µ¥Î»£©£º
£¨1£©ÊµÑé²½ÖèÅÅÁУº C B D A E F
£¨2£©¢Ù
µ¯Á¦£¨F/N£© | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 |
µ¯»ÉÉ쳤Á¿£¨x/cm£© | 1.2 | 2.3 | 3.5 | 4.6 | 5.8 |
¢Ú
¢ÛF = 0.43x
£¨1£©ÊµÑé²½ÖèÅÅÁУº C B D A E F
£¨2£©¢ÙÇë¼ÆËã³öÿһ´Îµ¯»ÉÉ쳤³¤¶È²¢½«½á¹ûÌîÔÚÉϱíµÄ¿Õ¸ñÄÚ
µ¯Á¦£¨F/N£© | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 |
µ¯»ÉÉ쳤Á¿£¨x/cm£© | 1.2 | 2.3 | 3.5 | 4.6 | 5.8 |
¢Ú F-xͼÏßÈçͼËùʾ
¢ÛÇúÏߵĺ¯Êýʽ£¨xÓÃcm×÷µ¥Î»£©£ºF = 0.43x
º¯Êý±í´ïʽÖеij£ÊýΪµ¯»ÉµÄ¾¢¶ÈϵÊý£¬±íʾʹµ¯»ÉÿÉ쳤»òѹËõ0.01m£¨1cm£©ËùÐèµÄÀÁ¦£¬´óСΪ0.43N.
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
µ¯Á¦£¨F/N£© | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 |
µ¯»ÉÔÀ´³¤¶È£¨L0/cm£© | 15 | 15 | 15 | 15 | 15 |
µ¯»ÉºóÀ´³¤¶È£¨L/cm£© | 16.2 | 17.3 | 18.5 | 19.6 | 20.8 |
µ¯»ÉÉ쳤Á¿£¨x/cm£© | 1.2 | 2.3 | 3.5 | 4.6 | 5.8 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
µ¯Á¦£¨F/N£© | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 |
µ¯»ÉÔÀ´³¤¶È£¨L0/cm£© | 15 | 15 | 15 | 15 | 15 |
µ¯»ÉºóÀ´³¤¶È£¨L/cm£© | 16.2 | 17.3 | 18.5 | 19.6 | 20.8 |
µ¯»ÉÉ쳤Á¿£¨x/cm£© | 1.2 1.2 |
2.3 2.3 |
3.5 3.5 |
4.6 4.6 |
5.8 5.8 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º½Î÷Ê¡¼ª°²¶þÖС¢¼ªË®¶þÖÐ2011£2012ѧÄê12ÔÂÁª¿¼ÎïÀíÊÔÌâ ÌâÐÍ£º022
ÒÔÏÂÊÇһλͬѧ×ö¡°Ì½¾¿µ¯»ÉµÄÐαäÁ¿Ó뵯Á¦µÄ¹Øϵ¡±µÄʵÑ飮ÏÂÁеÄʵÑé²½ÖèÊÇÕâλͬѧ׼±¸Íê³ÉµÄ£¬ÇëÄã°ïÕâλͬѧ°´²Ù×÷µÄÏȺó˳Ðò£¬ÓÃ×ÖĸÅÅÁгöÀ´ÊÇ£º________£®
A¡¢ÒÔµ¯»ÉÉ쳤Á¿Îªºá×ø±ê£¬ÒÔµ¯Á¦Îª×Ý×ø±ê£¬Ãè³ö¸÷×éÊý¾Ý(x£¬F)¶ÔÓ¦µÄµã£¬²¢ÓÃƽ»¬µÄÇúÏßÁ¬½ÓÆðÀ´£®
B¡¢¼Çϵ¯»É²»¹Ò¹³Âëʱ£¬Æä϶ËÔڿ̶ȳßÉϵĿ̶ÈL0
C¡¢½«Ìú¼Ų̈¹Ì¶¨ÓÚ×À×ÓÉÏ£¬²¢½«µ¯»ÉµÄÒ»¶ËϵÓÚºáÁºÉÏ£¬ÔÚµ¯»É¸½½üÊúÖ±¹Ì¶¨Ò»¿Ì¶È³ß
D¡¢ÒÀ´ÎÔÚµ¯»É϶˹ÒÉÏ1¸ö¡¢2¸ö¡¢3¸ö¡¢4¸ö¡¡¹³Â룬²¢·Ö±ð¼ÇϹ³Â뾲ֹʱ£¬µ¯»É϶ËËù¶ÔÓ¦µÄ¿Ì¶È²¢¼Ç¼ÔÚ±í¸ñÄÚ£¬È»ºóȡϹ³Âë
E£®ÒÔµ¯»ÉÉ쳤Á¿Îª×Ô±äÁ¿£¬Ð´³öµ¯Á¦Ó뵯»ÉÉ쳤Á¿µÄ¹Øϵʽ£®
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2011Äê½Î÷Ê¡¸ßÒ»µÚһѧÆÚÁª¿¼ÎïÀí¾í ÌâÐÍ£ºÊµÑéÌâ
ÒÔÏÂÊÇһλͬѧ×ö¡°Ì½¾¿µ¯»ÉµÄÐαäÁ¿Ó뵯Á¦µÄ¹Øϵ¡±µÄʵÑé¡£ÏÂÁеÄʵÑé²½ÖèÊÇÕâλͬѧ׼±¸Íê³ÉµÄ£¬ÇëÄã°ïÕâλͬѧ°´²Ù×÷µÄÏȺó˳Ðò£¬ÓÃ×ÖĸÅÅÁгöÀ´ÊÇ£º ¡£
A£®ÒÔµ¯»ÉÉ쳤Á¿Îªºá×ø±ê£¬ÒÔµ¯Á¦Îª×Ý×ø±ê£¬Ãè³ö¸÷×éÊý¾Ý£¨x£¬F£©¶ÔÓ¦µÄµã£¬²¢ÓÃƽ»¬µÄÇúÏßÁ¬½ÓÆðÀ´¡£
B£®¼Çϵ¯»É²»¹Ò¹³Âëʱ£¬Æä϶ËÔڿ̶ȳßÉϵĿ̶ÈL0
C£®½«Ìú¼Ų̈¹Ì¶¨ÓÚ×À×ÓÉÏ£¬²¢½«µ¯»ÉµÄÒ»¶ËϵÓÚºáÁºÉÏ£¬ÔÚµ¯»É¸½½üÊúÖ±¹Ì¶¨Ò»¿Ì¶È³ß
D£®ÒÀ´ÎÔÚµ¯»É϶˹ÒÉÏ1¸ö¡¢2¸ö¡¢3¸ö¡¢4¸ö¡¡¹³Â룬²¢·Ö±ð¼ÇϹ³Â뾲ֹʱ£¬µ¯»É϶ËËù¶ÔÓ¦µÄ¿Ì¶È²¢¼Ç¼ÔÚ±í¸ñÄÚ£¬È»ºóȡϹ³Âë
E£®ÒÔµ¯»ÉÉ쳤Á¿Îª×Ô±äÁ¿£¬Ð´³öµ¯Á¦Ó뵯»ÉÉ쳤Á¿µÄ¹Øϵʽ.
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
ÒÔÏÂÊÇһλͬѧ×ö¡°Ì½¾¿µ¯»ÉµÄÐαäÁ¿Ó뵯Á¦µÄ¹Øϵ¡±µÄʵÑé¡£ÏÂÁеÄʵÑé²½ÖèÊÇÕâλͬѧ׼±¸Íê³ÉµÄ£¬ÇëÄã°ïÕâλͬѧ°´²Ù×÷µÄÏȺó˳Ðò£¬ÓÃ×ÖĸÅÅÁгöÀ´ÊÇ£º ¡£
A£®ÒÔµ¯»ÉÉ쳤Á¿Îªºá×ø±ê£¬ÒÔµ¯Á¦Îª×Ý×ø±ê£¬Ãè³ö¸÷×éÊý¾Ý£¨x£¬F£©¶ÔÓ¦µÄµã£¬²¢ÓÃƽ»¬µÄÇúÏßÁ¬½ÓÆðÀ´¡£
B£®¼Çϵ¯»É²»¹Ò¹³Âëʱ£¬Æä϶ËÔڿ̶ȳßÉϵĿ̶ÈL0
C£®½«Ìú¼Ų̈¹Ì¶¨ÓÚ×À×ÓÉÏ£¬²¢½«µ¯»ÉµÄÒ»¶ËϵÓÚºáÁºÉÏ£¬ÔÚµ¯»É¸½½üÊúÖ±¹Ì¶¨Ò»¿Ì¶È³ß
D£®ÒÀ´ÎÔÚµ¯»É϶˹ÒÉÏ1¸ö¡¢2¸ö¡¢3¸ö¡¢4¸ö¡¡¹³Â룬²¢·Ö±ð¼ÇϹ³Â뾲ֹʱ£¬µ¯»É϶ËËù¶ÔÓ¦µÄ¿Ì¶È²¢¼Ç¼ÔÚ±í¸ñÄÚ£¬È»ºóȡϹ³Âë
E£®ÒÔµ¯»ÉÉ쳤Á¿Îª×Ô±äÁ¿£¬Ð´³öµ¯Á¦Ó뵯»ÉÉ쳤Á¿µÄ¹Øϵʽ.
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com