An opaque cylindrical tank with an open top has a diameter fo`3.00m`and is completely filled with
Channel: Doubtnut
Date: 2020-08-30

An opaque cylindrical tank with an open top has a diameter fo`3.00m`and is completely filled with water .When the settign sun reaches an angle of `37^(@)`above the horizon,sunlight ceases to illuminate any part of the bottom of thetank .How deep is the tank?