Question

can anyone give me any two questions or from each topic like spherical mirrors,refractive index,reflection,size and position that is from lesson light please it will be a good practice for my exam today
please please​

Answer 1

Okay I will give u ......

HERE

1.Show mathematically that for an object at infinity , the image formed by an concave mirror willbe at a distance equal to the focal length .

2.A man appears looks vertically down a tankfuk of water . The depth of the tank appears to be 10ft . what is actual depth if refractive index lf water is 1.4 ?

Hole this helps u

Answer 2

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