A particle moves along x-axis from x = 0 to X=8 under the influence of a force given by f = 3x^2-4x+5. find the work done in process.
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Answers
Answered by
2
Answer:
put x= 8
3(8) ^2-4( 8) +5
3×64-32+5
192-32+5
160+5
165
Answered by
0
Answer:
424 J
Explanation:
w = ∫ F . dx
W = ∫⁸ (3x²-4x+5) . dx
⁰
= 3(x³)⁸ - 4(x²)⁸ + 5(x)⁸
——--⁰ —–--⁰ ⁰
3 2
= 512 - 2(64) + 5(8)
= 424J
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