A fly is sitting in the middle of a wall of a cubic room of side ’a’.If it flies and sit to one of opposite corner of the wall. Find its displacement?
(Harmeet Singh asked)
Answer:
If the fly sit on the same wall on the horizontal, (from A to B in the diagram) the displacement is “a“If the fly sits on the diagonally opposite corner on the same wall, (from A to C in the diagram) the displacement is “√2 a“
If the fly sits on the corner on the longest diagonal of the room, (from A to H in the diagram) the displacement is “√3 a“
