Find out the speed of the particle
A particle of mass m=5 kg is at rest at t=0 seconds. A horizontal new force F(t)= 6t^2 - 4t + 3 is acting on the particle between t=0 and t=5 seconds. Find the speed, v, of the particle at t=5 seconds.
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Derive a general equation for the electric potential at the point P. (Hint: Express the differential dV of potential as kdq /r, develop a suitable expression for dq, and integrate it over the line segment.)
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