一道物理题,求波长A galaxy is receding from us at a speed v = 0.96c.Light emitted by the galaxy at a wavelength of 450 nm wouldappear to us to have a wavelength λearth of:答案是λearth = 3150 nm怎么算阿?
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![一道物理题,求波长A galaxy is receding from us at a speed v = 0.96c.Light emitted by the galaxy at a wavelength of 450 nm wouldappear to us to have a wavelength λearth of:答案是λearth = 3150 nm怎么算阿?](/uploads/image/z/8124719-23-9.jpg?t=%E4%B8%80%E9%81%93%E7%89%A9%E7%90%86%E9%A2%98%2C%E6%B1%82%E6%B3%A2%E9%95%BFA+galaxy+is+receding+from+us+at+a+speed+v+%3D+0.96c.Light+emitted+by+the+galaxy+at+a+wavelength+of+450+nm+wouldappear+to+us+to+have+a+wavelength+%CE%BBearth+of%3A%E7%AD%94%E6%A1%88%E6%98%AF%CE%BBearth+%3D+3150+nm%E6%80%8E%E4%B9%88%E7%AE%97%E9%98%BF%3F)
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一道物理题,求波长A galaxy is receding from us at a speed v = 0.96c.Light emitted by the galaxy at a wavelength of 450 nm wouldappear to us to have a wavelength λearth of:答案是λearth = 3150 nm怎么算阿?
一道物理题,求波长
A galaxy is receding from us at a speed v = 0.96c.
Light emitted by the galaxy at a wavelength of 450 nm would
appear to us to have a wavelength λearth of:
答案是λearth = 3150 nm
怎么算阿?
一道物理题,求波长A galaxy is receding from us at a speed v = 0.96c.Light emitted by the galaxy at a wavelength of 450 nm wouldappear to us to have a wavelength λearth of:答案是λearth = 3150 nm怎么算阿?
用光波的多普勒效应公式即可.λ0=λearth*根号下(1-b/1+b)=λearth/7=450nm
对了这是sat么?
不会
楼主能说下汉语吗?
一道物理题,求波长A galaxy is receding from us at a speed v = 0.96c.Light emitted by the galaxy at a wavelength of 450 nm wouldappear to us to have a wavelength λearth of:答案是λearth = 3150 nm怎么算阿?
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