ÌâÄ¿ÄÚÈÝ
(13·Ö)ijʵÑéС×é²ÉÓÃͼ11ËùʾµÄ×°ÖÃ̽¾¿¡°¶¯Äܶ¨Àí¡±£¬Í¼ÖÐС³µ¿É·ÅÖÃíÀÂë.ʵÑéÖУ¬Ð¡³µÅöµ½Öƶ¯×°ÖÃʱ£¬¹³ÂëÉÐδµ½´ïµØÃ棬´òµã¼ÆʱÆ÷¹¤×÷ƵÂÊΪ50Hz¡£
£¨1£©ÊµÑéµÄ²¿·Ö²½ÖèÈçÏ£º
¢ÙÔÚС³µ·ÅÈëíÀÂ룬°ÑÖ½´ø´©¹ý´òµã¼ÆʱÆ÷£¬Á¬ÔÚС³µºó¶Ë£¬ÓÃϸÉþÁ¬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£©Í¼12Êǹ³ÂëÖÊÁ¿Îª0.03kg¡¢íÀÂëÖÊÁ¿Îª0.02kgʱµÃµ½µÄÒ»ÌõÖ½´ø£¬ÔÚÖ½´øÉÏÑ¡ÔñÆðʼµãO¼°A¡¢B¡¢C¡¢DºÍ£ÅÎå¸ö¼ÆÊýµã£¬¿É»ñµÃ¸÷¼ÆÊýµãµ½OµÄ¾àÀëS¼°¶ÔӦʱ¿ÌС³µµÄ˲ʱËÙ¶Èv£¬Ç뽫CµãµÄ²âÁ¿½á¹ûÌîÔÚ±í¸ñÖеÄÏàӦλÖá£
±í1Ö½´øµÄ²âÁ¿½á¹û
²âÁ¿µã | s/cm | v/(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 |
£¨3£©ÔÚÉϳµµÄÔ˶¯¹ý³ÌÖУ¬¶ÔÓÚ¹³Âë¡¢íÀÂëºÍС³µ×é³ÉµÄϵͳ£¬__________×öÕý¹¦£¬__________×ö¸º¹¦¡£
£¨4£©ÊµÑéС×é¸ù¾ÝʵÑéÊý¾Ý»æ³öÁËͼ13ÖеÄͼÏß(ÆäÖЦ¤v2=v2-v20)£¬¸ù¾ÝͼÏß¿É»ñµÃµÄ½áÂÛÊÇ__________¡£ÒªÑéÖ¤¡°¶¯Äܶ¨Àí¡±£¬»¹ÐèÒª²âÁ¿µÄÎïÀíÁ¿ÊÇĦ²ÁÁ¦ºÍ__________¡£

£¨1£©¢Ú½ÓͨµçÔ´¡¢ÊÍ·ÅС³µ£¬¶Ï¿ª¿ª¹Ø£¨2£©5.06£¬0.49£¨3£©¹³íÀµÄÖØÁ¦£¬Ð¡³µÊÜĦ²Á×èÁ¦£¨4£©Ð¡³µ³õÄ©ËٶȵÄƽ·½²îÓëλÒƳÉÕý±È£¬Ð¡³µµÄÖÊÁ¿¡£
½âÎö
