On a bright sunny day, a boy standing on a sea shore is flying a kite. In what direction will his kite fly?
Away from the sea due to sea breeze
Towards the sea due to sea breeze
Towards the sea due to land breeze
Away from the sea due to land breeze
Hot air rises above the land and cool air flows from the sea towards the land.
A boy is standing on the ground and flying a kite with 100m of string at an elevation of 30∘. Another boy is standing on the roof of a 10m high building and is flying his kite at an elevation of 45∘. Both the boys are on opposite sides of both the kites. Find the length of the string that the second boy must have so that the two kites meet.