Multiple Choice
Positive charge Q is placed on a conducting spherical shell with inner radius R1 and outer radius R2.A point charge q is placed at the center of the cavity.The magnitude of the electric field at a point outside the shell, a distance r from the center, is:
A)
B)
C) q/4 r2
D) (q + Q) /4 11ef0091_a182_65b5_bc85_b9d8f2d7e9fa_TB6585_11r2
E) 11eab079_972c_5e96_a51f_971be46ad5de_TB6585_11
Correct Answer:

Verified
Correct Answer:
Verified
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