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In a biprism experiment, the distance of...

In a biprism experiment, the distance of the eighth bright band from the centre of interference pattner is 4 mm. The distance of the twelfth bright band from the centre of the interference pattner is

A

6 mm

B

5 mm

C

4 mm

D

2 mm

Text Solution

Verified by Experts

The correct Answer is:
A
`x_(8b)=4mm=8beta`
`:.beta=0.5mm`
`:.x_(12b)=12xx0.5`
=6mm
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