NEET Physics · Medium

Basic Mathematics & Vectors: Differentiation Applications MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Differentiation ApplicationsMediumQuestion 5120

Question

If v = 4t³ − 3t² + 2, the acceleration at t = 1 s is:
  1. A
    6 m/s²
    Correct
  2. B
    12 m/s²
  3. C
    3 m/s²
  4. D
    9 m/s²

Correct answer

6 m/s²

Explanation

a = dv/dt = 12t² − 6t. At t = 1: a = 12 − 6 = 6 m/s².