THERE IS A CIRRCLE.AN OBJECT MOVES.........
Asked by architsrivastava02 | 22nd Apr, 2010, 01:58: PM
120° = 2π/3
Distance travelled = Arc of the circle =2πR/3
Displacement travelled = Chord of the cirlce joining initial and final positions.
Chord length can be found from using geometry,
as [(R+Rcos60)2+(Rsin60)2] = R 3, and this is the displacement.
Answered by | 22nd Apr, 2010, 03:11: PM
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