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
举一反三
- 如图所示,两光源S1、S2发出波长为λ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差Dr,光程差D和相位差Dj分别为( )。[img=284x187]17e0b74962d8951.png[/img] 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
- 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
- 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
- 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
- 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
内容
- 0
电子2s1的运动状态可表示为()。 A: n=2,l=0,m=0,s=+1/2 B: n=2,l=0,m=0,s=0 C: n=2,l=1,m=1,s=+1/2 D: n=2,l=0.m=-1,s=-1/2
- 1
已知某离散系统框图如图所示,则该系统的差分方程为( )。[img=318x180]1803c22228a9da6.png[/img] A: r(n)−0.7r(n−1)+0.1r(n−2)=e(n) B: r(n)+0.7r(n−1)+0.1r(n−2)=e(n) C: r(n) =e(n)+0.7e(n−1)−0.1e(n−2) D: r(n) =e(n)−0.7e(n−1)+0.1e(n−2)
- 2
在下列六组量子数中,正确的是① n=3,l= 1,m=-1 ② n = 3,l= 0,m = 0③ n = 2,l= 2 ,m=-1 ④ n = 2, l = 1 ,m = 0 ⑤ n = 2,l = 0,m =-1 ⑥ n= 2,l = 3 , m= 2 A: (1),(2),(4) B: (2),(4),(6) C: (1),(2),(3) D: (1),(3),(5)
- 3
两光源S1、S2发出波长为λ的单色光,分别通过折射率为n1、n2的介质到达P点,S1P=S2P=r。则两光的几何路程差和光程差分别为( ) A: 0;0 B: 0;(n1-n2)r C: (n1-n2)r;0 D: (n1-n2)r;(n1-n2)r
- 4
两光源S1、S2发出波长为λ的单色光,分别通过折射率为n1、n2的介质到达P点,S1P=S2P=r。则两光的几何路程差和光程差分别为( ) A: 0;0 B: 0;(n1-n2)r C: (n1-n2)r;0 D: (n1-n2)r;(n1-n2)r