A particle is moving along straight line. If its location at time t is given by {x}( {t})=\alpha t e^{- {t} \/ \tau} ; \alpha=1 {m} {s}^{-1}, \tau=1 {s}. The velocity of the particle at {t}=2 {s} is

Correct Answer is : −1e2ms−1

AP EAPCET 11 July 2022 Shift 1 Paper

Question : 82 of 160

Marks: +1, -0

A particle is moving along straight line. If its location at time t is given by x(t)=αte−t∕τ;α=1ms−1,τ=1s. The velocity of the particle at t=2s is

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