A thin hollow prism of refracting angle 3 o , ﬁlled with water gives a deviation of 1 o . The refractive index of water is

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A thin hollow prism of refracting angle

3^{o},

ﬁlled with water gives a deviation of

1^{o} .

The refractive index of water is

PhysicsRay OpticsMHT CETMHT CET 2019 (02 May Shift 1)

Options:

A $1.59$
B $1.33$
C $1.46$
D $1.51$

Solution:

1310 Upvotes Verified Answer

The correct answer is:

1.33

δ = (n - 1) \cdot A

1^{o} = (n - 1) 3^{o}

n = \frac{4}{3} = 1.33

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