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Find the Work Done by the Force Field F(x,y)=30xi+15(2y+1)j\mathbf { F } ( x , y ) = 30 x \mathbf { i } + 15 ( 2 y + 1 ) \mathbf { j }

question 119

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Find the work done by the force field F(x,y)=30xi+15(2y+1)j\mathbf { F } ( x , y ) = 30 x \mathbf { i } + 15 ( 2 y + 1 ) \mathbf { j } in moving an object along an arch of the cycloid r(t)=(tsin(t))i+(1cos(t))j,0t2π\mathbf { r } ( t ) = ( t - \sin ( t ) ) \mathbf { i } + ( 1 - \cos ( t ) ) \mathbf { j } , 0 \leq t \leq 2 \pi


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