Question : A particle moves a distance 𝑥 in time 𝑡 according to equation 𝑥 = (𝑡 + 5) −1 . The acceleration of particle is proportional to
(A) \sqrt{a^{2}+g^{2}}
(B) \sqrt{a^{3}+g^{2}}
(C) \left( dis\tan ce\right) ^{2}
(D) \left( dis\tan ce\right) ^{-2}
Answer : option (B)
Solution :
