Two birds start simultaneously from O in directions making 37° with each other. Bird 1 flies at 7 km h⁻¹. On reaching P it takes a right-angle turn and reaches Q exactly when bird 2 reaches Q directly. Find bird 2 speed in km h⁻¹.
Physics · Kinematics part-3 Relative motion · Relative motion in 2-D and shortest distance problem
Two birds start simultaneously from O in directions making 37° with each other. Bird 1 flies at 7 km h⁻¹. On reaching P it takes a right-angle turn and reaches Q exactly when bird 2 reaches Q directly. Find bird 2 speed in km h⁻¹.
