10th Class
Computers Science
Sample Paper
Computer Science Olympiad Model Test Paper-1
question_answer
An aeroplane, when 3000 m high, passes vertically above another plane at an instant when the angles of elevation of the two aeroplanes from the same point on the ground are \[60{}^\circ \]and \[45{}^\circ \] respectively. Find the vertical distance between the two aeroplanes.