djdndnsjuz7354 djdndnsjuz7354

20-09-2021
Physics

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the speed of light is 3100000000. its speed is the glass is 2100000000. calculate its refractive index

Respuesta :

juunicorn754 juunicorn754

30-09-2021

Answer:

we know that refractive index n=speedoflightinmediumspeedoflightinvacuum

where c=3×108m/s

1.5=vc

v=1.53×108

v=2×108m/s

For critical angle we will use snell's law

C is critical angle

nglasssinC=nairsin90 nair=1

sinC=nglass1=1.51

C=41.8o

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