ÌâÄ¿ÄÚÈÝ
Óõ¯»É²âÁ¦¼Æ³ÆµÃÈÝÆ÷ºÍË®µÄ×ÜÖØÎª5 N(Èçͼ¼×Ëùʾ)£®½«Ìå»ýΪ10 cm3µÄÎïÌåAÈ«²¿Í¶ÈëË®ÖУ¬µ¯»É²âÁ¦¼ÆµÄʾÊýT1Ϊ0.4 N(ÈçͼÒÒËùʾ)£®Èô½«ÈÝÆ÷¡¢Ë®ºÍ½þͶˮÖеÄÎïÌåAÓõ¯»É²âÁ¦¼ÆÒ»Æð³ÆÁ¿(Èçͼ±ûËùʾ)£¬µ¯»É²âÁ¦¼ÆµÄʾÊýΪT2£®Ôò
A£®½þûˮÖеÄÎïÌåAËùÊܸ¡Á¦Îª0.1 N
B£®½þûûˮÖеÄÎïÌåAËùÊܸ¡Á¦Îª0.4 N
C£®µ¯»É²âÁ¦¼ÆµÄʾÊýT2Ϊ5.5 N
D£®µ¯»É²âÁ¦¼ÆµÄʾÊýT2Ϊ5.1 N
´ð°¸£ºAC
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿