Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
BITSAT2012PhysicsRay OpticsActual

A ray of light is incident at the glass-water interface at an angle i, it emerges finally parallel to the surface of water, then the value of _ g would be

Options

  1. A(4 / 3) i
  2. B1 / i
  3. C4 / 3
  4. D1

Correct answer

B. 1 / i

Step-by-step solution

_ g i= _ air 90^ _ g = 1 i

Practice Ray Optics on Quantrex Academy →

More from Ray Optics

Power of biconvex lens is P diopter. When it is cut into two symmetrical halves by a plane containing the principal axis. The ratio of power of two halves is 2024The magnifying power of a telescope is 9 . When it is adjusted for parallel rays, the distance between the objective and eyepiece is 20 cm . The ratio of focal length of objective 2024In normal adjustment, for a refracting telescope, the distance between objective and eye piece is 30 cm . The focal length of the objective, when the angular magnification of the t 2024If the distance between object and its two times magnified virtual image produced by a curved mirror is 15 cm , the focal length of the mirror must be: 2024A thin prism P₁ with an angle 6^ and made of glass of refractive index 1.54 is combined with another prism P ₂ made from glass of refractive index 1.72 to produce dispersion withou 2023In a reflecting telescope, a secondary mirror is used to: 2023A mosquito O is sitting infront of a glass rod having spherical end of radius of curvature 40 ~cm . The image would be formed at 2022An achromatic convergent doublet of two lense in contact has a power of +5 D . The power of converging lens is +6 D . The ratio of the dispersive power of the convergent and diverg 2022 Full Ray Optics list All BITSAT PYQs