Question : The separation between successive fringes in a double slit arrangement is x. If the whole arrangement is dipped under water what will be the new fringe separation? [The wavelenght of light being used is 5000 Å]
A. 1.5 x
B. x
C. 0.75 x
D. 2 x
Answer:C
Question : The separation between successive fringes in a double slit arrangement is x. If the whole arrangement is dipped under water what will be the new fringe separation? [The wavelenght of light being used is 5000 Å]
A. 1.5 x B. x C. 0.75 x D. 2 x