The displacement is given by $x=2 t^2+t+5$, the acceleration at $t=2 \mathrm{~s}$ is

The displacement is given by $x=2 t^2+t+5$, the acceleration at $t=2 \mathrm{~s}$ is
  1. $4 \mathrm{~m} \cdot \mathrm{s}^{-2}$
  2. $8 \mathrm{~m} \cdot \mathrm{s}^{-2}$
  3. $10 m . s^{-2}$
  4. $15 \mathrm{~m} \cdot \mathrm{s}^{-2}$

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2020 (07 Oct Special)

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