A particle moves a distance 𝑥 in time 𝑡 according to equation 𝑥 = (𝑡 + 5) −1 . The acceleration of particle is proportional to

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 :

A particle moves a distance 𝑥 in time 𝑡 according to equation 𝑥 = (𝑡 + 5) −1 . The acceleration of particle is proportional to
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