EE325_quiz_4_sol_Yilmaz

EE325_quiz_4_sol_Yilmaz - NAME: _ I EE325-Fall 2009 Quiz 4...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
NAME: _________________ I EE325-Fall 2009 Quiz 4 1) Consider a uniform line charge with density l ρ and of length L centered at the origin and directed along the z -axis. Find the electric potential at the point (0,0, z ) for /2 zL > . (Hint: ln b a dz z a zz zb = −− ) (5 points) 00 ln V 44 / 2 L ll L dz z L V ρρ πε πε + == ′⎢ 2) Given that 32 ˆ 10 sin A/m r θ = Ja in spherical coordinates, find the current crossing the spherical shell 2 m r = . (Hint: 2 2sin 1 cos2 θθ =− ). (5 points) 2 2 2 3 3 2 3 0 0 ( sin ) 10 sin sin 1 4 1 0 s i n 41 0 ( 1 c o s2) 0( s i n2) 0 A 2 r Id d r d d rd d dd d ππ π π θθφ θ φ π θ θ π θ θ π = = = = ∫∫ JS S a i EE325-Fall 2009 Quiz 4 1) Find the electric potential at a point OB r due to the electric dipole consisting of charge +Q located at
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.
Ask a homework question - tutors are online