Question

A coin placed at the bottom of a beaker containing water seems to be raised, why? Write two conclusions you can draw from the band of seven different colours in a spectrum The velocity of light in air 3 x 108 m/s. What is the velocity of light when it travels through glass? Refractive index of the glass is 1.5. [Ans: 2x 10 m/s The refractive index of diamond is 2.42. What is the speed of light in diamond? The veloce TÁrs: 134x 10m of light in air is 3 x 108 m/s. А of light is incident on a glass with an angle of incident 30°. What is the angle refraction in the glass? The refractive index of glass is 1.5. The depth of a pond seems to be 3 m. If the refractive index of water is 1.33, what is there lepth of the pond? Vhat is the apparent depth of a lake if its real depth is 6 m? Refractive index of water is : এতে - [3 marks ea nswer questions. nhau tha diffomnce between critical angle and total internal reflection ray​

Answer 1

Answer:

the volume and the pressure of the diamond is higher than the coin present in the beaker