100% correct 2025
curl equation - correct answers (F3y-F2z, F1z-F3x, F2x, F1y)
polar coordinates - correct answers x=rcos(theta), y=rsin(theta) dA=rdrdtheta
cylindrical coordinates - correct answers x=rcos(theta), y=rsin(theta), z=z,
dV=rdrdthetadz
x^2+y^2<R^2 - correct answers polar 0<r<R
x>0 - correct answers polar -.5pi<theta<.5pi
x^2+y^2+z^2<R^2 - correct answers spherical 0<ro<R
z>0 - correct answers spherical 0<phi<.5pi
sqrt(x^2+y^2)<z - correct answers spherical .25pi<phi<.5pi
what makes a vector field incompressible - correct answers divergence
everywhere is 0
What makes a vector field irrotational - correct answers curl everywhere is 0
What does it mean if a vector field is conservative - correct answers there is a
function such that F=trianglef