If Φ is a differentiable scalar function, then div grad Φ is equal to
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Directional derivative of ψ(x,y,z) = xy2 + 4xyz + z2 at the point (1, 2, 3) in the direction of is
Let W be the region bounded by the planes x = 0, y = 0, y = 3, z = 0 and x + 2z = 6. Let S be the boundary of this region. Using gauss’ divergence theorem, evaluate, where and ň is the outward unit normal vector to S.
If is a differentiable vector point function, then the value of div curl is
Let and
Q. The unit vector perpendicular to the plane containing and is
Let us consider the scalar point function f(x y, z) =x2 + y2 + z2
Q. The grad of f(x, y, z) is
Let us consider the scalar point function f(x y, z) =x2 + y2 + z2
Q. The directional derivative of f(x, y, z) at the point P(1, 1, 1) along is
Let where a, b and c are constants and S is the surface of unit sphere.
Q. The value of is
Let where a, b and c are constants and S is the surface of unit sphere.
Q. The value of is
If and curve C is the arc of the curve y = x3 from (0,0) to (2,8), then the value of
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