![4) glass and vacuum A ray of light takes a time t to travel a distance 'd' in air. The time taken by the same ray to travel same distance in glass 4) glass and vacuum A ray of light takes a time t to travel a distance 'd' in air. The time taken by the same ray to travel same distance in glass](https://d2rrqu68q7r435.cloudfront.net/images/4313518/2068641d-7512-4d04-b1a7-2cbcf25069cd.jpg)
4) glass and vacuum A ray of light takes a time t to travel a distance 'd' in air. The time taken by the same ray to travel same distance in glass
If the speed of light in vacuum is 3*108, find the absolute refractive index of a medium in which light travel with a speed of 1.4*108 m/s. Light - Reflection and Refraction-Science-Class-10
![light travels through glycerine with a speed of 205 x 108 m s find the refractive index of glycerine given speed of light in vacuum 3 x 108 m s - Physics - TopperLearning.com | lsggv46yy light travels through glycerine with a speed of 205 x 108 m s find the refractive index of glycerine given speed of light in vacuum 3 x 108 m s - Physics - TopperLearning.com | lsggv46yy](http://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=6fa91bce73401480a49467ca7ceda33d.png)
light travels through glycerine with a speed of 205 x 108 m s find the refractive index of glycerine given speed of light in vacuum 3 x 108 m s - Physics - TopperLearning.com | lsggv46yy
![or air) to the speed of light in that medium. i.e., o t a Speed of light in vacuum or air (c) W u = Speed of light in that medium (V) ...( or air) to the speed of light in that medium. i.e., o t a Speed of light in vacuum or air (c) W u = Speed of light in that medium (V) ...(](https://d2rrqu68q7r435.cloudfront.net/images/4562397/13fc7a02-554f-4eef-afb9-74c329da27d9.jpg)