一仪表量程0~10,于示值5处计量检得值是4.995,此时示值引用误差是( ),示值相对误差是( )。
0.5%,0.1%
0.05%,0.1%
5%,0.1%
0.25%,0.1%
引用误差=示值误差/(量程的上限-下限)=(5-4.995)/10=0.05%;
示值相对误差=示值误差/真值=(5-4.995)/4.995=0.1%。
分享到: