gc textbook chapter 11 Vibrations and Waves (id: 8b4996fd4)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[填空题]
In Problem 59, the length of the s6lwx8ayuik 40 tring may be adjusted by moving th5 ,um9sprlx*flaj9 q) e pulley. If the hanging mass m is fixed at 0.080 kg, how many different standing wave patterns l js9q9mpu )xfl5*r,amay be achieved by varying L between 10 cm and 1.5 m?   

参考答案: 4±2%


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