Question

A motion of a object is said to be in three dimention when it will be travel in (a) Straight line (b) Plane (c) Free Space (d) None of these.​

Answer 1

Answer:

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Explanation:

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1D : when object moves in straight line.

2D: when object moves in a plane.

3D : when object moves in a free space.

Even you can imagine and answer this question, no need of posting it here..

So your answer is opt c