Question

Displacement in a straight line can be

(1) positive (2)negative

(3) zero (4) any of these​

Answer 1

The displacement of a particle moving in a straight line is the change in its position. If the particle moves from the position x(t1) to the position x(t2), then its displacement is x(t2)−x(t1) over the time interval [t1,t2]. In particular, the position of a particle is its displacement from the origin

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