6. If V(x, y) = x sin x cos y + y² then, F = -VV and it is equal to A. -i[y sin x cos y sin x cos y] + j[-x sin x sin y + 2x] B. -i[x cos x cos y -cos x cos y] − j[-x sin x sin y + 2y] C. - ily cos x sin y - sin x cos y] + j[-x sin x siny + 2y] D. -i[x cos x cos y + sin x sin y] −j[-xsin x sin y + 2y] E. -i[y sin x cos y sin x cos y] + j[-xsin x sin y + 2y] F. -i[x cos x sin y - sin x cos y] −j[-xsin x sin y + 2y] G. -i[x cos x cos y + sin x cos y] −j[-x sin x sin y + 2y] H. None of the above

6. If V(x, y) = x sin x cos y + y² then, F = -VV and it is equal to A. -i[y sin x cos y sin x cos y] + j[-x sin x sin y + 2x] B. -i[x cos x cos y -cos x cos y] − j[-x sin x sin y + 2y] C. - ily cos x sin y - sin x cos y] + j[-x sin x siny + 2y] D. -i[x cos x cos y + sin x sin y] −j[-xsin x sin y + 2y] E. -i[y sin x cos y sin x cos y] + j[-xsin x sin y + 2y] F. -i[x cos x sin y - sin x cos y] −j[-xsin x sin y + 2y] G. -i[x cos x cos y + sin x cos y] −j[-x sin x sin y + 2y] H. None of the above

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter1: Getting Started

Section: Chapter Questions

Problem 54PQ

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