德亚退税:天平的两臂不等,物体放在左盘称量时重G1,放在右盘称重G2,则此物重为______.
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G*L1=G1*L2
G*L2=G2*L1
两式相乘,得
G^2*L1*L2=G1*G2*L1*L2
G=根号G1G2
(G1+G2)/2
vc
G*L1=G1*L2
G*L2=G2*L1
两式相乘,得
G^2*L1*L2=G1*G2*L1*L2
G=根号G1G2
(G1+G2)/2
vc