1.

The fringe separation, for a light of wavelength 700 mm , if the slits are made one milimeter apart and screen are placed one metre away

Answer»

0.7 cm
0.74 m
0.7 m
`74 xx 10^(-6) m`

SOLUTION :`beta = (lambda D)/(d) = (700 xx 10^(-9) xx 1)/(10^(-3))`
`beta = 7 xx 10^(-4) = 0.7 m`


Discussion

No Comment Found

Related InterviewSolutions