ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿Ä³×éͬѧÉè¼ÆÁË¡°Ì½¾¿¼ÓËÙ¶ÈaÓëÎïÌåËùÊܺÏÁ¦F¼°ÖÊÁ¿mµÄ¹Øϵ¡±ÊµÑ顣ͼ¼×ΪʵÑé×°Öüòͼ£¬AΪС³µ£¬BΪµç»ð»¨¼ÆʱÆ÷£¬CΪװÓÐϸɰµÄСͰ£¬DΪһ¶Ë´øÓж¨»¬Âֵij¤·½ÐÎľ°å£¬ÊµÑéÖÐÈÏΪϸÉþ¶ÔС³µµÄÀ­Á¦FµÈÓÚϸɰºÍСͰµÄ×ÜÖØÁ¿£¬Ð¡³µÔ˶¯µÄ¼ÓËÙ¶Èa¿ÉÓÃÖ½´øÉÏ´ò³öµÄµãÇóµÃ¡£

£¨1£©Í¼ÒÒΪij´ÎʵÑéµÃµ½µÄÖ½´ø£¬ÒÑ֪ʵÑéËùÓõçÔ´µÄƵÂÊΪ50Hz¡£¸ù¾ÝÖ½´ø¿ÉÇó³öµç»ð»¨¼ÆʱÆ÷´òBµãʱµÄËÙ¶ÈΪ______m/s£¬Ð¡³µµÄ¼ÓËٶȴóСΪ______m/s2¡££¨½á¹û¾ù±£ÁôÁ½Î»ÓÐЧÊý×Ö£©

£¨2£©ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈaÓëÖÊÁ¿mµÄ¹Øϵ¡±Ê±£¬Ä³Í¬Ñ§°´ÕÕ×Ô¼ºµÄ·½°¸½«ÊµÑéÊý¾ÝÔÚ×ø±êϵÖнøÐÐÁ˱ê×¢£¬µ«ÉÐδÍê³ÉͼÏó£¨ÈçͼËùʾ£©¡£Çë¼ÌÐø°ïÖú¸Ãͬѧ×÷³ö×ø±êϵÖеÄͼÏó¡£

£¨3£©ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈaÓëºÏÁ¦FµÄ¹Øϵ¡±Ê±£¬¸Ãͬѧ¸ù¾ÝʵÑéÊý¾Ý×÷³öÁ˼ÓËÙ¶ÈaÓëºÏÁ¦FµÄͼÏßÈçͼ±û£¬¸ÃͼÏß²»Í¨¹ý×ø±êÔ­µã£¬ÊÔ·ÖÎöͼÏß²»Í¨¹ý×ø±êÔ­µãµÄÔ­Òò¡£´ð£º_________________¡£

¡¾´ð°¸¡¿£¨1£©1£®6£»3£®2 £¨2£©Í¼ÏñÈçͼ£»

¡¾½âÎö¡¿ÊÔÌâ·ÖÎö£º¢Ù£»´ÓÖ½´øÉÏ¿´³ö£¬ÏàÁÚÁ½µã¼äλÒÆÖ®²îΪһºãÁ¿£¬¡÷x=0£®51cm£¬¸ù¾Ý¡÷x=aT2µÃ£¬

¢ÚÈçͼ

¢ÛͼÏß²»Í¨¹ý×ø±êÔ­µã£¬F²»ÎªÁãʱ£¬¼ÓËÙ¶ÈÈÔΪÁ㣬֪ʵÑéǰδƽºâĦ²ÁÁ¦»òƽºâĦ²ÁÁ¦²»×㣮£¨3£©ÊµÑéǰûÓÐƽºâĦ²ÁÁ¦»òƽºâĦ²ÁÁ¦²»¹»¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø