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Questions  >>  JEEMAIN and NEET  >>  Physics  >>  Class12  >>  Wave Optics
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What is the angular separation between two lines of λ1=5882˚A and λ2=5852˚A in first order grating with 6000 lines per cm in normal incidence.

(a)2.5×103rad(b)1.8×103rad(c)3.6×103rad(d)1.8×104rad

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