ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿ÔÚ×ö¡°Ñо¿ÔȱäËÙÖ±ÏßÔ˶¯¡±µÄʵÑéÖУº

(1)ÈçͼËùʾ£¬ÊÇijͬѧÓÉ´òµã¼ÆʱÆ÷µÃµ½µÄ±íʾС³µÔ˶¯¹ý³ÌµÄÒ»ÌõÇåÎúÖ½´ø£¬Ö½´øÉÏÁ½ÏàÁÚ¼ÆÊýµã¼ä»¹ÓÐËĸöµãûÓл­³ö£¬´òµã¼ÆʱÆ÷´òµãµÄʱ¼ä¼ä¸ôT£½0.02 s£¬ÆäÖÐx1£½7.05 cm¡¢x2£½7.68 cm¡¢x3£½8.33 cm¡¢x4£½8.95 cm¡¢x5£½9.61 cm¡¢x6£½10.26 cm.

ϱíÁгöÁË´òµã¼ÆʱÆ÷´òÏÂB¡¢C¡¢FʱС³µµÄ˲ʱËٶȣ¬ÇëÔÚ±íÖÐÌîÈë´òµã¼ÆʱÆ÷´òÏÂD¡¢EÁ½µãʱС³µµÄ˲ʱËÙ¶È_______; _______.

λÖÃ

B

C

D

E

F

ËÙ¶È(m¡¤s£­1)

0.737

0.801

0.994

(2)ÒÔAµãΪ¼ÆʱÆðµã£¬ÔÚ×ø±êͼÖл­³öС³µµÄËٶȡªÊ±¼ä¹ØϵͼÏß_________£®

(3)¸ù¾ÝÄã»­³öµÄС³µµÄËٶȡªÊ±¼ä¹ØϵͼÏß¼ÆËã³öµÄС³µµÄ¼ÓËÙ¶Èa£½________m/s2.

¡¾´ð°¸¡¿ 0.864 m/s 0.928 m/s ͼÏñ£º

0.65 m/s2.

¡¾½âÎö¡¿£¨1£©¸ù¾ÝÔȱäËÙÖ±ÏßÔ˶¯Öмäʱ¿ÌµÄ˲ʱËٶȵÈÓÚÕâ¶Îʱ¼äÄÚµÄƽ¾ùËÙ¶ÈÖª

£¨2£©ÒÔAµãΪ¼ÆʱÆðµã£¬ÔÚ×ø±êͼÖл­³öС³µµÄËٶȡªÊ±¼ä¹ØϵͼÏß

£¨3£©Ð¡³µµÄ¼ÓËÙ¶È

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø