The refractive index of dense flint glass is 1.65 and for alcohol, it is 1.36 with respect to air, then the refractive index of the dense flint glass with respect to alcohol is

1.31

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1.21

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1.11

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1.01

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Solution

The correct option is B
1.21

Given,
Refractive index of flint glass with respect to air, $n_{f} = 1.65$
Refractive index of alcohol with respect to air $n_{a} = 1.36$
$∴ n_{f a} = \frac{n_{f}}{n_{a}} = \frac{1.65}{1.36} = 1.21$

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Similar questions

The refractive index of dense flint glass is 1.65 and that of alcohol is 1.36 both with respect to air. What is the refractive index of flint glass with respect to alcohol?

Q. With respect to air, the refractive index of a flint glass and alcohol is

1.65

and

1.36

respectively. The refractive index of the flint glass with respect to alcohol is_______.

Q. With respect to air, the refractive index of a flint glass and alcohol is

1.65

and

1.36

respectively. Calculate the refractive index of the flint glass with respect to alcohol.

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The refractive index of dense flint glass is 1.65 and for alcohol, it is 1.36 with respect to air, then the refractive index of the dense flint glass with respect to alcohol is

The correct option is B 1.21 Given, Refractive index of flint glass with respect to air, nf=1.65 Refractive index of alcohol with respect to air na=1.36 ∴nfa=nfna=1.651.36=1.21

The correct option is B
1.21

Given,
Refractive index of flint glass with respect to air, $n_{f} = 1.65$
Refractive index of alcohol with respect to air $n_{a} = 1.36$
$∴ n_{f a} = \frac{n_{f}}{n_{a}} = \frac{1.65}{1.36} = 1.21$