£¨¹ã¶«¾í£©
16£®£¨13·Ö£©Ä³ÊµÑéС×é²ÉÓÃͼËùʾµÄ×°ÖÃ̽¾¿¡°¶¯Äܶ¨Àí¡±£¬Í¼ÖÐС³µÖпɷÅÖÃíÀÂ룬ʵÑéÖУ¬Ð¡³µÅöµ½Öƶ¯×°ÖÃʱ£¬¹³ÂëÉÐδµ½´ïµØÃ棬´òµãÕëʱÆ÷¹¤×÷ƵÂÊΪ50 Hz£®
£¨1£©ÊµÑéµÄ²¿·Ö²½ÖèÈçÏ£º
¢ÙÔÚС³µÖзÅÈëíÀÂ룬°ÑÖ½´ø´©¹ý´òµã¼ÆʱÆ÷£¬Á¬ÔÚС³µºó¶Ë£¬ÓÃϸÏßÁ¬½ÓС³µºÍ¹³Â룻
¢Ú½«Ð¡³µÍ£ÔÚ´òµã¼ÆʱÆ÷¸½½ü£¬ £¬ £¬Ð¡³µÍ϶¯Ö½´ø£¬´òµã¼ÆʱÆ÷ÔÚÖ½´øÉÏ´òÏÂÒ»Áе㣬 £»
¢Û¸Ä±ä¹³Âë»òС³µÖÐíÀÂëµÄÊýÁ¿£¬¸ü»»Ö½´ø£¬Öظ´¢ÚµÄ²Ù×÷¡£
£¨2£©Í¼Êǹ³ÂëÖÊÁ¿Îª0.03 kg£¬íÀÂëÖÊÁ¿Îª0.02 kgʱµÃµ½µÄÒ»ÌõÖ½´ø£¬ÔÚÖ½´øÉÏÑ¡ÔñÆðʼµã0¼°A¡¢B¡¢C¡¢DºÍEÎå¸ö¼ÆÊýµã£¬¿É»ñµÃ¸÷¼ÆÊýµãµ½0µÄ¾àÀë5¼°¶ÔӦʱ¿ÌС³µµÄ˲ʱËÙ¶Èv,Ç뽫CµãµÄ²âÁ¿½á¹ûÌîÔÚ±í1ÖеÄÏàӦλÖã®
£¨3£©ÔÚÉϳµµÄÔ˶¯¹ý³ÌÖУ¬¶ÔÓÚ¹³Âë¡¢íÀÂëºÍС³µ×é³ÉµÄϵͳ£¬ ×öÕý¹¦£¬
×ö¸º¹¦£®
£¨4£©ÊµÑéС×é¸ù¾ÝʵÑéÊý¾Ý»æ³öÁËͼÖеÄͼÏߣ¨ÆäÖЦ¤v2=v2-v20£©,¸ù¾ÝͼÏß¿É»ñµÃµÄ½áÂÛÊÇ £®ÒªÑéÖ¤¡°¶¯Äܶ¨Àí¡±£¬»¹ÐèÒª²âÁ¿µÄÎïÀíÁ¿ÊÇĦ²ÁÁ¦ÊÇ £®
±í1Ö½´øµÄ²âÁ¿½á¹û
²âÁ¿µã | S/cm | r/(m¡¤s-1) |
0 | 0.00 | 0.35 |
A | 1.51 | 0.40 |
B | 3.20 | 0.45 |
C |
|
|
D | 7.15 | 0.54 |
E | 9.41 | 0.60 |
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
£¨04¹ã¶«¾í£©£¨ 16·Ö£©Ä³¿ÅµØÇòͬ²½ÎÀÐÇÕýÏ·½µÄµØÇò±íÃæÉÏÓÐÒ»¹Û²ìÕߣ¬ËûÓÃÌìÎÄÍûÔ¶¾µ¹Û²ì±»Ì«Ñô¹âÕÕÉäµÄ´ËÎÀÐÇ£¬ÊÔÎÊ£¬´º·ÖÄÇÌ죨̫Ñô¹âÖ±Éä³àµÀ£©ÔÚÈÕÂä12СʱÄÚÓж೤ʱ¼ä¸Ã¹Û²ìÕß¿´²»¼û´ËÎÀÐÇ£¿ÒÑÖªµØÇò°ë¾¶ÎªR£¬µØÇò±íÃæ´¦µÄÖØÁ¦¼ÓËÙ¶ÈΪg,µØÇò×ÔתÖÜÆÚΪT£¬²»¿¼ÂÇ´óÆø¶Ô¹âµÄÕÛÉä¡£
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