A body of mass 25kg changes its speed from 15m/s to 35m/s in 5 seconds by the action of an applied force F. Find the value of F.
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Correct Answer: Option A
Explanation:
\(F = ma = m(\frac{v - u}{t})\)
\(F = 25(\frac{35 - 15}{5}) = 25 \times 4 = 100N\)
\(F = ma = m(\frac{v - u}{t})\)
\(F = 25(\frac{35 - 15}{5}) = 25 \times 4 = 100N\)