音叉实验数据处理.docx

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1、无阻尼情况下音叉的速度幅频特性实验编号12345678910f(Hz)260.352260.452260.552260.652260.752260.852260.952261.052261.152261.252U(v）0.0190.020.0220.0240.0260.0290.0320.0350.040.045实验编号11121314151617181920f(Hz)261.352261.452261.552261.652261.752261.852261.962262.052262.162262.252U(v）0.0520.059

2、0.0690.0820.0990.1220.1620.2130.3340.588实验编号21222324252627282930f(Hz)262.302262.322262.332262.342262.347262.352262.357262.362262.372262.382U(v）0.981.2651.4231.4951.5241.5361.5281.5061.4541.369实验编号31323334353637383940f(Hz)262.392262.402262.462262.552262.672262.762262.852

3、262.962263.062263.162U(v）1.2981.2030.7560.440.2770.2180.1820.1520.1340.119实验编号41424344454647484950f(Hz)263.262263.452263.552263.652263.752263.852263.952264.052264.152264.252U(v）0.1080.0920.0870.0820.0780.0740.0710.0680.0660.063有阻尼情况下音叉的速度幅频特性实验编号12345678910f(Hz)259.1642

4、59.364259.564259.764259.964260.064260.164260.264260.364260.464U(v）0.0240.0290.0350.0430.0530.0610.0690.0790.0920.109实验编号11121314151617181920f(Hz)260.564260.664260.764260.864260.964261.014261.064261.114261.164261.214U(v）0.1320.1640.2130.30.4610.610.8551.0020.9110.714实验编号

5、21222324252627282930f(Hz)261.264261.364261.464261.564261.664261.764261.964262.164262.364262.364U(v）0.5870.4010.2930.2340.1940.1670.1320.1110.0970.086m(g)510152025f(Hz)239.501221.391206.361193.659182.978T2(s2)1.74335E-052.04E-052.35E-052.67E-052.99E-05双臂质量与共振频率的关系