ÌâÄ¿ÄÚÈÝ
£¨1£©ÎªÁ˼ø±ðÁ½¸öÉÕ±ÖÐÄıװµÄÊÇÇåË®ÄıÊÇÑÎË®£®Ð¡Ã÷½«Ñ¹Ç¿¼ÆµÄ½ðÊôºÐÏȺó½þÈëµ½Á½±ÒºÌåÖУ¬Èçͼ¼×ºÍÒÒËùʾ£®Ëû·¢ÏÖͼÒÒÖÐUÐιÜÁ½±ßµÄÒºÖù¸ß¶È²î½Ï´ó£¬ÓÚÊÇÈÏΪͼÒÒ±×ÓÖÐÊ¢µÄÊÇÑÎË®£®ÄãÈÏΪ£¬Ð¡Ã÷µÄ½áÂÛÊÇ________£¨Ìî¡°¿É¿¿µÄ¡±»ò¡°²»¿É¿¿µÄ¡±£©£»¼òҪ˵Ã÷ÀíÓÉ£º________£®
£¨2£©Èô´ËʱʢÇåË®µÄ±×ÓÖУ¬Ë®Ãæµ½±µ×µÄ¸ß¶ÈÊÇ0.1m£¬Ë®¶Ô±µ×µÄѹǿÊÇ________Pa£®£¨g=10N/kg£¬¦ÑË®=1.0¡Á103kg/m3£©
£¨3£©ÍÐÀï²ðÀû²âÁ¿´óÆøѹǿֵʵÑéÈçͼ±ûËùʾ£¬µ±Ê±µÄ´óÆøѹǿµÈÓÚ________mm¸ßË®ÒøÖùËù²úÉúµÄѹǿ£®
½â£º£¨1£©ÒºÌåѹǿ¸úÒºÌåµÄÉî¶ÈºÍÃܶÈͬʱÓйأ®Í¨¹ýѹǿÀ´ÅжÏÒºÌåÃܶÈʱ£¬Òª±£³ÖÒºÌåѹǿ¼Æ½þûµÄÉî¶ÈÏàͬ£¬Ð¡Ã÷½«Ñ¹Ç¿¼ÆµÄ½ðÊôºÐÏȺó½þÈëµ½Á½±ÒºÌåÖУ¬Ã»ÓпØÖƽðÊôºÐÔÚÒºÌåÖеÄÉî¶ÈÏàͬ£¬µÃ³öµÄ½áÂÛ²»¿É¿¿£®
£¨2£©p=¦ÑË®ghË®=1.0¡Á103kg/m3¡Á10N/kg¡Á0.1m=1000Pa£®
£¨3£©Èçͼ£¬Ë®ÒøÖù¸ßÊÇ750mm£¬´óÆøѹºÍ750mmË®ÒøÖù²úÉúµÄѹǿÏàµÈ£®
¹Ê´ð°¸Îª£º£¨1£©²»¿É¿¿µÄ£»Ã»ÓпØÖƽðÊôºÐÔÚÒºÌåÖеÄÉî¶ÈÏàͬ£»£¨2£©1000£»£¨3£©750£®
·ÖÎö£ºÒºÌåѹǿ¼Æ±È½ÏÒºÌåѹǿʱ£¬UÐ͹ÜÖÐÒºÃæ²îÔ½´ó£¬ÒºÌåѹǿԽ´ó£®
ÒºÌåѹǿ¸úÒºÌåµÄÉî¶ÈºÍÃܶÈÓйأ®ÔÚÒºÌåÉî¶ÈÒ»¶¨Ê±£¬ÒºÌåµÄÃܶÈÔ½´ó£¬ÒºÌåѹǿԽ´ó£»ÔÚÒºÌåÃܶÈÒ»¶¨Ê±£¬ÒºÌåÔ½ÉҺÌåѹǿԽ´ó£®
ÖªµÀÒºÌåÃܶȺÍÉî¶È£¬¸ù¾ÝÒºÌåÃܶȹ«Ê½Çó³öÒºÌåѹǿ£®
ÍÐÀï²ðÀûʵÑéÖУ¬´óÆøѹ֧³ÖË®ÒøÖù¸ß£¬´óÆøѹºÍË®ÒøÖù²úÉúµÄѹǿÏàµÈ£®
µãÆÀ£ºÕÆÎÕÒºÌåѹǿ´óСµÄÓ°ÏìÒòËØ£¬ÀûÓÿØÖƱäÁ¿·¨Ì½¾¿ÒºÌåѹǿ´óСµÄÓ°ÏìÒòËØ£®
ÍÐÀï²ðÀûʵÑéÖУ¬Ë®ÒøµÄ¶àÉÙ¡¢²£Á§¹ÜµÄ´Öϸ¡¢³¤¶Ì£¨´óÓÚ76cm£©¡¢¹ÜµÄÉÏÌá¡¢ÏÂѹ¡¢ÊÇ·ñÇãб¶¼²»Ó°ÏìË®ÒøÖùµÄ¸ß¶È£®
£¨2£©p=¦ÑË®ghË®=1.0¡Á103kg/m3¡Á10N/kg¡Á0.1m=1000Pa£®
£¨3£©Èçͼ£¬Ë®ÒøÖù¸ßÊÇ750mm£¬´óÆøѹºÍ750mmË®ÒøÖù²úÉúµÄѹǿÏàµÈ£®
¹Ê´ð°¸Îª£º£¨1£©²»¿É¿¿µÄ£»Ã»ÓпØÖƽðÊôºÐÔÚÒºÌåÖеÄÉî¶ÈÏàͬ£»£¨2£©1000£»£¨3£©750£®
·ÖÎö£ºÒºÌåѹǿ¼Æ±È½ÏÒºÌåѹǿʱ£¬UÐ͹ÜÖÐÒºÃæ²îÔ½´ó£¬ÒºÌåѹǿԽ´ó£®
ÒºÌåѹǿ¸úÒºÌåµÄÉî¶ÈºÍÃܶÈÓйأ®ÔÚÒºÌåÉî¶ÈÒ»¶¨Ê±£¬ÒºÌåµÄÃܶÈÔ½´ó£¬ÒºÌåѹǿԽ´ó£»ÔÚÒºÌåÃܶÈÒ»¶¨Ê±£¬ÒºÌåÔ½ÉҺÌåѹǿԽ´ó£®
ÖªµÀÒºÌåÃܶȺÍÉî¶È£¬¸ù¾ÝÒºÌåÃܶȹ«Ê½Çó³öÒºÌåѹǿ£®
ÍÐÀï²ðÀûʵÑéÖУ¬´óÆøѹ֧³ÖË®ÒøÖù¸ß£¬´óÆøѹºÍË®ÒøÖù²úÉúµÄѹǿÏàµÈ£®
µãÆÀ£ºÕÆÎÕÒºÌåѹǿ´óСµÄÓ°ÏìÒòËØ£¬ÀûÓÿØÖƱäÁ¿·¨Ì½¾¿ÒºÌåѹǿ´óСµÄÓ°ÏìÒòËØ£®
ÍÐÀï²ðÀûʵÑéÖУ¬Ë®ÒøµÄ¶àÉÙ¡¢²£Á§¹ÜµÄ´Öϸ¡¢³¤¶Ì£¨´óÓÚ76cm£©¡¢¹ÜµÄÉÏÌá¡¢ÏÂѹ¡¢ÊÇ·ñÇãб¶¼²»Ó°ÏìË®ÒøÖùµÄ¸ß¶È£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿