(1)整数部分为60mm,小数部分为零,由于精确度为0.05mm,故需写到0.001cm处,故读数为6.000cm;
故答案为:6.000;
(2)纸带运动的加速度为
a=
=△x △t2
=CE?AC △t2
=0.59m/s2(13.19?2×5.41)×0.01 0.22
故答案为:0.59
(3)由于VD=
=CE 2T
=0.389m/s0.1319?0.0541 2×0.1
而ω=
=v r
≈6.48rad/s0.389 0.06
故答案为:6.48