The position of a particle moving on a stringht line under rthe action of a force is given as `x=50t-5t^(2)` Here, x is in metre

The position of a particle moving on a stringht line under rthe action of a force is given as `x=50t-5t^(2)` Here, x is in metre and t is in second. If mass of the particle is 2 kg, the work done by the force acting on the particle in first 5 s is.
A. 2500 J
B. `-2500J`
C. 5000 J
D. `-5000J`

The position of a particle moving on a stringht line under rthe action of a force is given as `x=50t-5t^(2)` Here, x is in metre and t is in second. I

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