JEE Main & Advanced
Physics
Ray Optics
Question Bank
Numerical Value Type Questions - Refraction at Plane Surface
question_answer
An opaque cylindrical tank with an open top has a diameter of 3.00 m and is completely filled with water. When the setting sun reaches an angle of \[37{}^\circ \]above the horizon, sunlight ceases to illuminate any part of the bottom of the tank. How deep is tank in meter?