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  • A particle starts with an initial velocity of 10.0 ms-1 along x-direction and accelerates uniformly at the rate of 2.0 ms-2. The time taken by the particle to reach the velocity of 60.0 ms-1 is ___

A particle starts with an initial velocity of 10.0 ms-1 along x-direction and accelerates uniformly at the rate of 2.0 ms-2. The time taken by the particle to reach the velocity of 60.0 ms-1 is __________.

 

Option: 1

 3s 


Option: 2

6s 


Option: 3

25s


Option: 4

30s


Answers (1)

best_answer

Using Ist equation of motion

\begin{aligned} & t=\frac{v-u}{a} \\ & t=\frac{60-10}{2}=\frac{50}{2}=25 \mathrm{sec} \end{aligned}

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