A student sitting in a class room looks at a picture on the blackboard at a height of 2 mts from the horizontal level of sight. The angle of elevation of the picture is 30°. He moves straight towards the blackboard and looks at the picture at an angle of elevation of 60°. Find the distance (in metres) moved by the student
1
\(\frac{4}{\sqrt{3}}\)
2
\(2 \sqrt{3}\)
3
3
4
More than one of the above
5
None of the above