ELEC4611 Power System Equipment SAMPLE MID-SESSION EXAM

ELEC4611 - Power System Equipment

SAMPLE MID-SESSION EXAM

Duration: 90 minutes, closed book

Q1

(a) Consider a coaxial geometry of dielectric material with inner radius a, outer radius b, and

applied voltage V. The electric field in the insulation at a radial distance r is:

 

ln 

V

E r...