Question

.When interference between thin films occurs, the path difference
between two interfering rays is 2t. If 'n' is the refractive index of
the medium, the bright circles are obtained when
with
m=0, 1, 2, 3, ........
A. 2m = nt
B. m2 = 2nt
(2m+1) 2 = 2nt
D. (2m+1) 2 = 4nt​

Answer 1

Answer:

Ꮇ=Ꮇ

ᎾᏦ

ᎽᎬᏕ

ᏁᎾ

ᎿᎬᏝᏝ

ᎾᏒ

ᏁᎾᎿᎻᎨᏁᎶ