Helpt-1 numerical pdf xunit-1 part-1.pdf1 /1|页,一回119%Two straight and narrow parallel slits 0.8 mm apart are illuminated using a monochromaticlight source. A screen placed at a distance of 100 cm is used to obtain fringes. It is found thatthe distance between consecutive fringes is 0.5 mm. Determine the wavelength of light. (Ans.0.4 X 10 m)A biprism is placed 5 cm from a slit illuminated by sodium light (5890 A). The fringe widthobtained on the screen is 0.9424mm. The screen is at a distance of 75 cm from the biprism.Find the distance between the two coherent sources (Ans: 0.5 cm)A convex lens is placed between the Fresnel's biprism and the screen. At oune of its positionhe distance of separation between the images of the coherent sources is 0.6 mm whereas atinother position, the distance of separation is 0.27 mm. What is the distance between the twooherent sources? (Ans: 4.025 X 10 m. Pg 140. S.Chand)due to wayelength 6000 Ang

The expression from double slit experiment is, y=mλDd

Answered: Two straight and narrow parallel slits…

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