Q- Name the factors on which the total angle of deviation (δ) of the ray of light depends when passes through a transparent prism? Chapter: LightView Answer
Q- Study the relation and fill up the gap: (a) Converging lens: Convex lens:: Diverginglens :———— (b)———: Myopia :: Long sightedness: Hypermetropia. Chapter: LightView Answer
Q- Why is a normal eye unable to clearly see objects placed closer than 25 cm? Chapter: LightView Answer
Q- How does the refractive index of glass with respect to air change with change in wavelength of light? Chapter: LightView Answer