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نداء الى كل اساتذة الفيزياء ارجوكم حلوها
الكلام صار انه الي بحل هالسؤال الة 10 درجات
وانا قلت ما الي الا موقعي العزيز ارجوكم اعطوني الحل بسرعة a student holds atuning fork oscillating at 256hz he walks towards awall at aconstant speed of 1.33 m/s a/ what beat frequency does he observe between the tuning fork and its echo????? b/ how fast must he walk away from the wall to obseve abeat frequncy of 5 hz ????? الحل رجاءا |
الساعة الآن 05:30 |
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