2. Find the gradient of the following scalar field (a) V = 4x2e-2 + y3 (b)...
Suppose that a scalar field is constant on a surface As shown in the lectures. there are two methods that one might use to obtain the normal to the surface, and they give the same direction (a) Let r(u, v) be a parametric form for the surface S. Use the vector identity to show that Our ar-λ▽u where λ is a scalar field. [Note: no marks will be awarded for simply stating that a term is zero. If it is...
(a) In cylindrical coordinates (2,6,2) the gradient of a scalar function (0, 0, 2) is given by au 1 au au Vy= ap The divergence of a vector function ep + eo + pao ez az v(p, 0, ) = vp (2,0,ze, + vel,0,)e +v:(0,0,z)e, + θυ: az pa where Up, va, and v, are scalar functions, is given by 1 a i due V.v= (pup) + ρθρ' Let f(0, 0, 2) = e sin() + cos(0) (i) Calculate f....
State the condition uder which the electric field, E can be presented by the gradient of a scalar potential, V. Show that in electrostatic situations the remaining Maxwell equation can be written as 0 where p is the charge density. Prove that (") has a unique solution inside a closed surface, S, if V is specified on S Explain how the uniqueness of the soltion of ( is exploited in the method of images charge q is placed at (a,...
Q1. Electromagnetism State the condition uder which the electric field, E can be presented by the gradient of a scalar potential, V. Show that in electrostatic situations the remaining Maxwell equation can be written as 0 where p is the charge density. Prove that has a unique solution inside a closed surface, S, if V is specified on S Explain how the uniqueness of the soltion of ( is exploited in the method of images State the condition uder which...
step by step solution. Using the given formula. Find the following derivatives *(u, v) = (x(u, v), y(u, v), (u, v)) for (u, v) ED osa (, Vo) = vf((40,vo)) of 9). (Up, vo) = 0f(f(Up, vo)) (U9, Vo) (Up, Vo) f(x, y, z) = y3 – 6x²y + z²x *(s, t) = (e* cos(t), e* sin(t),s2)
(1)Calculate the scalar curl of the vector field. F(x, y) = sin(x)i + 6 cos(x)j (2) Let F(x, y, z) = (2exz, 3 sin(xy), x7y2z6). (a) Find the divergence of F. (b)Find the curl of F. -/3 points v MARSVECTORCALC6 4.4.017. My Notes Ask You Calculate the scalar curl of the vector field. F(x, y) = sin(x)i + 6 cos(x)j -/8 points v MARSVECTORCALC6 4.4.023. My Notes Ask You Let F(x, y, z) = (2x2, 3 sin(xy), x?y2z6). (a) Find...
Find the area of the surface over the given region. Use a computer algebra system to verify your results. The torus r(u, v)-(a + b cos v)cos ui + (a + b cos v)sin uj + b sin vk, where a > b, 0 2 π, b > 0, and 0 2π u v Find the area of the surface over the given region. Use a computer algebra system to verify your results. The torus r(u, v)-(a + b cos...
5. In class we saw that the function r(u, v) = (sin u, (2 + cos u) cos v, (2 + cos u) sin v), 0<u<27, 050521 parametrizes a torus T, which is depicted below. (a) Calculate ||ru x rull. (b) Show that T is smooth. (c) Find the equation of the tangent plane to T at (0,). (d) Find the surface area of T (e) Earlier in the semester, we observed that a torus can be built out of...
MARK WHICH OF THE FOLLOWING ARE TRUE/FALSE A. The component of flux, given flux density F, crossing the surface dsu F.ûdsu OB. In spherical coordinates the following is true for any point, r= Rsin o cos 6î + Rsin o sin oſ + R cos and de =R c. The gradient in the u, v, w coordinates is 1 0 1 0 V= ü+T V .hu du h, du + 1 0 hw dw Then, the component of flux, given...
2014/B5 (a) Draw skecthes to illustrate R, 0 and z coordinate curves for the case of cylindrical polar coordinates (b) Show that the gradient of a scalar field, p, can be expressed in terms of curvilinear coordinates u1, u2 and us, of an orthogonal coordinate system as where h, Idr/dul. Hence obtain a formula for Vip in cylindrical polar coordinates. (c) Evaluate dp/ds, the rate of change of φ with distance, for the field φ-R, cost) at the point R...