單項選擇題
A. B. C. D.
A.條紋上移,但干涉條紋間距不變; B.條紋下移,但干涉條紋間距不變; C.條紋上移,但干涉條紋間距變??; D.條紋上移,但干涉條紋間距變大。
A.上移B.下移C.不動D.變密
A.1mm B.2mm C.3mm D.4mm
A.2 B.1.5 C.1 D.0.5
A.2/3 B.1 C.1.2 D.1.5
A.k1=2,k2=1 B.k1=3,k2=2 C.k1=4,k2=3 D.k1=4,k2=2
A.1.5倍 B.2倍 C.0.5倍 D.3倍
A.1/4 B.1/2 C.3/4 D.1
A.π/4 B.π/3 C.π/2 D.π