In Fresnel's biprism \[(\mu =1.5)\] experiment the distance between so – McqOptions

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1.	In Fresnel's biprism \[(\mu =1.5)\] experiment the distance between source and biprism is 0.3 m and that between biprism and screen is 0.7m and angle of prism is \[1{}^\circ \]. The fringe width with light of wavelength\[6000\,\,{AA}\]will be [RPMT 2002]
A.	3 cm
B.	0.011 cm
C.	2 cm
D.	4 cm
Answer» C. 2 cm

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