Physics, asked by ARHANROSHANXB, 1 year ago

please solve it fast as soon as possible

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Answered by Anonymous
1
hey mate

here is your answer

given:

the thickness or actual depth=5 cm

the apparent depth=5-2 cm

=3 cm

therefore,the refractive index of rectangular

block=real depth/apparent depth

=5 cm/3 cm

=5/3

hence,(4)th option is correct.

#be brainly

ARHANROSHANXB: ok
ARHANROSHANXB: r u in which class
Anonymous: 10
ARHANROSHANXB: sorry you are in which class
Anonymous: and what about u??
ARHANROSHANXB: CBSE/ICSE
Anonymous: icse
ARHANROSHANXB: Cbse 10
ARHANROSHANXB: class
Anonymous: nice
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