S1和S2是波长均为λ的两个相干波的波源,相距3λ/4,S1的相位比S2超前π/2,若两波单独传播时,在过S1和S2的直线上各点的强度相同,不随距离变化,且两波的强度都是I0,则在S1、S2连线上S1外侧和S2外侧各点,合成波的强度分别是()A、4I0,4I0B、0,0C、0,4I0D、4I0,0

S1和S2是波长均为λ的两个相干波的波源,相距3λ/4,S1的相位比S2超前π/2,若两波单独传播时,在过S1和S2的直线上各点的强度相同,不随距离变化,且两波的强度都是I0,则在S1、S2连线上S1外侧和S2外侧各点,合成波的强度分别是()

  • A、4I0,4I0
  • B、0,0
  • C、0,4I0
  • D、4I0,0

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