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NEET Physics · Medium

Basic Mathematics & Vectors: Differentiation Applications MCQ

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Differentiation ApplicationsMediumQuestion 5119

Question

If displacement s = 5t² + 3t + 2, the velocity at t = 2 s is:
  1. A
    10 m/s
  2. B
    20 m/s
  3. C
    23 m/s
    Correct
  4. D
    13 m/s

Correct answer

23 m/s

Explanation

v = ds/dt = 10t + 3. At t = 2: v = 10(2) + 3 = 23 m/s.

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