question_answer

Rain is falling with speed \[12\sqrt{2}\] m/s at an angle of \[45{}^\circ \] with vertical line. A man in a glider going at a speed of \[u\]at angle of \[37{}^\circ \] with respect to ground. Find the speed in (m/s) of glider so that rain appears to him falling vertically. Consider motion of glider and rain drops in same vertical plane.

Answer:

15