Physics
How is the velocity obtained from the displacement-time graph for a body moving with a varying speed in a fixed direction?
Motion in One Dimension
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Answer
If a body moves with varying speed in a fixed direction i.e., with variable velocity, the displacement-time graph is not a straight line, but it is a curve. The velocity at any instant can then be obtained by finding the slope of the tangent drawn on the curve at that instant of time.
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(a)
(b)
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