《大学物理实验1》由会员分享，可在线阅读，更多相关《大学物理实验1（3页珍藏版）》请在金锄头文库上搜索。
1、 U =-U 2 + U 2 = 0.0032mmddA dB d = d 士U = (99120.OO4) mmd留一位有效位数）d =1工 d d = 30.050mm ni01l2(d d)2 U = t = t t t= 0.020297mmdA p d p n (n )零点偏差di修正di d平均值残差残差人2tpA类不确仪 器B类不确总不确 定度允差定度定度0.0029.9229.9209.91220.00786.084E-051.060.0021710.004 0.00231 0.00329.9239.9210.00887.744E-059 9119.909-0.00321.02
2、4E-059.9099.907-0.00522.704E-059.9029.900-0.01220.000148849.9129.910-0.00224.84E-069.9139 911-0.00121.44E-069.9219.9190.00684.624E-059.9159.9130.00086.4E-079.9149.912-0.00024E-081金属块的厚度d =1工 d 一 d =9.9122 mm （计算过程多保 ni01l2(d d)2U = t Q = t t i=0.002171 mmdA p d p n (n ) UdB% 仪爲=0.004/J3=0.00231mm2圆柱
3、筒的含金属体积1 ）圆柱筒的内径di修正di d平均值残差残差人2tpA类不确定仪 器B类不确总不确度允差定度定度29.9829.9830.050-0.070.00491.060.0202970.020.011550023430.0030.00-0.050.002530.1030.100.050.002530.0830.080.030.000930.0630.060.011E-0430.1230.120.070.004930.1430.140.090.008129.9629.96-0.090.008130.0430.04-0.010.000130.0230.02-0.030.0009 U*=A
4、 /爲=0.02/73 =0.01155mmdB 仪 U =U 2 + U 2 = 0.0234mmddA dB d = d 士U = (30050.O3) mmd2)圆柱筒的外径D1修正Di D平均值残差残差人2tpA类不确定仪 器B类不确总不确 度允差定度定度37.9237.9237.7840.1360.0184961.060.1170940.020.011550117737.8637.860.0760.00577637.8837.880.0960.00921637.7837.78-0.0041.6E-0537.9037.900.1160.01345636.8036.80-0.9840.9
5、6825637.8837.880.0960.00921637.9437.940.1560.02433637.9637.960.1760.03097637.9237.920.1360.018496D =1工 D =37784mmni1 U = ；U 2 + u 2 =o.1177mmD 弋 DADB D = D土Uq=(37.780.12) mm巨(D-D)2u = t b = t i i=0.117094mmDA p d p n (n-D Udb=A 仪爲=0.023=0.01155mmh =1工 h =35.890mmni12(h h)2uhATn (nD=0.117708mm(3)圆柱筒的
6、高度hi修正hi h平均值残差残差人2tpA类不确定仪 器B类不确总不确 度允差定度定度35.7635.7635.890-0.130.01691.060.1177080.020.01155 0.118336.1236.120.230.052935.7835.78-0.110.012136.8036.800.910.8281356235.62-0.270.0729358035.80-0.090.008135.7435.74-0.150.022535.7835.78-0.110.0121356035.60-0.290.084135.9035.900.011E-04UhB=仪/ 朽=O.O2/J3=
7、O.01155mm4）圆柱筒的含金属体积量测量值量测量值量测量值量测量值兀13.14159 三兀 Dh2130.11U0.117662237.78 2“ dhD-1 - -V 二一兀(D2 d 2)h 4 0.02335214788.2D3388.19U2dd130.05 二兀(D2 d2)412.042U0.1182734hUV1267.3h35.89二兀(D2 d2)412.042U0.1182734h圆筒体积的不确定度传递式： U = Ju 2 + U 2 =0.1183mmhhA hBh = h 土U =(35.890.12) mm hUv乞舘UD*V =1 “（D2 -d2）h =14788.2mm 3 42 + (竺)2U 2 二：(兀Dh)2U 2 +(兀dh)2U 2 +!兀(D - j2)zU 2 dhh 2D 2d 4h=267.3 mm3最终结果表达式：V = V土Uy =( 1.480.03) x104mm3
