Assertion (A) : There is no dispersion of light refracted through rectangular glass slab
Reason (R) : Dispersion of light is the phenomenon of splitting of a beam of white light in to its constituents colours

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.

An Intiative by Sri Chaitanya

Assertion ‘A’ and Reason ‘R’ correct, Reason ‘R’ correct explanation to Assertion ‘A’

Assertion ‘A’ and Reason ‘R’ correct, Reason ‘R’ is not correct explanation to Assertion ‘A’

Assertion ‘A’ is true and Reason ‘R’ is false

Assertion ‘A’ is false and Reason ‘R’ is true

answer is B.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Detailed Solution

A ray of light emerges parallel to the direction of white light's incidence on a glass slab following refraction at two parallel faces of the slab. Since all color rays (white light's incidence direction) originate in the same direction, there is just lateral displacement rather than dispersion.

Assertion ‘A’ and Reason ‘R’ correct, Reason ‘R’ is not correct explanation to ‘R’

Watch 3-min video & get full concept clarity