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Standard X

Physics

Refractive Index

The ratio s...

Question

The ratio $\frac{s i n i}{s i n r}$ where $∠ i$ and $∠ r$ are the angles of incidence and refraction respectively is called the _________ of the second medium (B) with respect to the first medium (A).

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Solution

The correct option is C refractive index
By Snell's law of refraction, $\frac{sin i}{sin r} = \frac{μ_{2}}{μ_{1}} =$ ratio of refractive index of second medium w.r.t. the first medium.

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Similar questions

Q. A Ray of light is incident in medium one on a surface that separates medium one from medium to let V1 and V2 represent the velocity of light in medium one and medium to respective also let n12 and n21 respect the refractive index of medium one with respect to medium 2 and refractive index of medium two with respect to medium 1 respectively. if i and r denote the angles of incidence and refraction then
a)sin i/sin r=n12=v2/v1
b)sin i/sin r=n21=v2/v1
c)sin i/sin r=n12=v1/v2
d)sin i/sin r=n21=vi/v2

When light enters from medium P to medium Q, it is given that the value of $\frac{sin i}{sin r}$ is less than 1, where i and r are the angle of incidence and refraction respectively. This means that:

Q. A ray of light is incident on a medium with angle of incidence i and refracted into a second medium with angle of refraction

r

. The graph of

sin (i)

sin (r)

is as shown in the figure. Then the velocity of light in the first medium is ................. times the velocity of light in the second medium.

Q. A ray of light travels from a medium of refractive index

n_{1}

to a medium of refractive index

n_{2}

. If angle of incidence is i and angle of refraction is r, then

\frac{s i n i}{s i n r}

is equal to _______.

Q. The graph of

sin i

versus

sin r

for certain materials is given below. Identify the curve which is not possible for a given material. Assume the first medium to be air.
(

i

and

r

are angle of incidence and refraction)

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The ratio sinisinr where ∠i and ∠r are the angles of incidence and refraction respectively is called the _________ of the second medium (B) with respect to the first medium (A).

The correct option is C refractive indexBy Snell's law of refraction, sinisinr=μ2μ1= ratio of refractive index of second medium w.r.t. the first medium.

The ratio $\frac{s i n i}{s i n r}$ where $∠ i$ and $∠ r$ are the angles of incidence and refraction respectively is called the _________ of the second medium (B) with respect to the first medium (A).

The correct option is C refractive index
By Snell's law of refraction, $\frac{sin i}{sin r} = \frac{μ_{2}}{μ_{1}} =$ ratio of refractive index of second medium w.r.t. the first medium.