如图所示,两光源s1、s2发出波长为l的单色光，分别通过两种介质(折射率分别为n1和n2，且n1>n2)射到介质的分界面上的P点，己知s1P = s2P = r，则这两条光的几何路程Dr，光程差d 和相位差Dj分别为：[img=179x88]1802d100c22e4e4.png[/img]
A: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r/l
B: D r = 0 , d = 0 , Dj = 0
C: D r = (n1－n2) r , d =( n1－n2) r , Dj =2p (n1－n2) r/l
D: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r
A: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r/l
B: D r = 0 , d = 0 , Dj = 0
C: D r = (n1－n2) r , d =( n1－n2) r , Dj =2p (n1－n2) r/l
D: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r
举一反三
- 如图所示,两光源s1、s2发出波长为l的单色光，分别通过两种介质(折射率分别为n1和n2，且n1>n2)射到介质的分界面上的P点，己知s1P = s2P = r，则这两条光的几何路程Dr，光程差d 和相位差Dj分别为：[img=179x88]1802d100c22e4e4.png[/img] A: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r/l B: D r = 0 , d = 0 , Dj = 0 C: D r = (n1－n2) r , d =( n1－n2) r , Dj =2p (n1－n2) r/l D: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r
- 如图8.1.3所示,两光源s1、s2发出波长为l的单色光,分别通过两种介质(折射率分别为n1和n2,且n1>n2)射到介质的分界面上的P点,己知s1P=s2P=r,则这两条光的几何路程Dr,光程差d和相位差Dj分别为:() A: Dr=0,d=0,Dj=0 B: Dr=(n1－n2)r,d=(n1－n2)r,Dj=2p(n1－n2)r/l C: Dr=0,d=(n1－n2)r,Dj=2p(n1－n2)r/l D: Dr=0,d=(n1－n2)r,Dj=2p(n1－n2)r
- 17e4396cebf4e1a.gif如图8.1.3所示,两光源s1、s2发出波长为l的单色光，分别通过两种介质(折射率分别为n1和n2，且n1>;n2)射到介质的分界面上的P点，己知s1P = s2P = r，则这两条光的几何路程Dr，光程差d 和相位差Dj分别为：（ ） A: D r = 0 , d = 0 , Dj = 0 B: D r = (n1－n2) r , d =( n1－n2) r , Dj =2p (n1－n2) r/l C: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r/l D: D r = 0 , d =( n1－n2) r , Dj =2p (n1－n2) r
- 如图所示，设S1、S2为两相干光源发出波长为l的单色光，分别通过两种介质(折射率分别为n1和n2，且n1>;n2)射到介质的分界面上的P点，己知S1P =S2P= r，则这两条光的几何路程Dr, 光程差d 和相位差Dj 分别为 [ ][img=145x79]17de696e5e7d72a.png[/img] A: D r = 0 , d =0 , Dj = 0 B: D r = (n1－n2) r , d =(n1－n2) r , Dj =2p (n1－n2) r/l C: D r = 0 , d =(n1－n2) r , Dj =2p (n1－n2) r/l D: D r = 0 , d =(n1－n2) r , Dj =2p (n1－n2) r
- 设s1、s2为两相干光源发出波长为l的单色光,分别通过两种介质(折射率分别为n1和n2，且n1n2)射到介质的分界面上的P点,己知s1P=s2P= r,则这两条光的几何路程Dr，光程差d和相位差Dj分别为[img=224x178]18034332daab6ce.png[/img] A: Dr= 0 ,d= 0 ,Dj= 0 B: Dr= (n1－n2)r,d=(n1－n2)r,Dj=2p(n1－n2)r/n2l C: Dr= 0, d=(n1－n2)r, Dj=2p(n1－n2)r/l D: Dr= 0,d=(n1－n2)r,Dj=2p(n1－n2)r/n1l