A bird in air is diving vertically downward over a tank with

Last updated: 6/24/2023

A bird in air is diving vertically downward over a tank with speed 5 cm s while base of tank is silvered A fish in the tank is rising upward along the same line with speed 2 cm s water level is falling at rate of 2 cm s take water 4 3 L Speed of image of fish as seen by bird directly is 6 cm s B Speed of image of fish as seen by bird directly is 3 cm s Speed of image of fish as seen by bird after reflection from mirror is 3 cm s D Speed of image of fish as seen by bird after reflection from mirror is 6 cm s