[問題] 能量守恆問題
請教大家
A以速度v往B移動,並且A往B發出頻率為f的雷射光
就靜止的觀察著B來看,他會看到A本身的動能外,也會看到頻率為f’的雷射光,由於都卜勒效應,f和f’應該是不同頻率的
但光的能量跟頻率是成正比的,這麼一來,B所觀測到的能量會比A自己產生的多
我不太懂這是合理的嗎,感謝解釋
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