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NEETPhysicsMotion in One Dimension

The position of an object moving along x-axis is given by x = a+b t ² where a = 8.5 m, b = 2.5 m s ⁻² and t is measured in seconds. What is its velocity at t = 0 s and t = 2.0 s. What is the average velocity between t = 2.0 s and t = 4.0 s ?

Options

  1. A15 m/s
  2. B20 m/s
  3. C10 m/s
  4. D30 m/s

Correct answer

A. 15 m/s

Step-by-step solution

Correct Option is : (A) 15 m/s

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