Electrostatics Question 745

Question: The surface density on the copper sphere is σ. The electric field strength on the surface of the sphere is

Options:

A) σ

B) σ/2

C) σ/2ε0

D) Q/ε0

Show Answer

Answer:

Correct Answer: D

Solution:

[d] According to Gauss’s theorem, Eds=q0[Hereds=4πR2]

E=q/4πR20[q/4πR2=σ] or E=σ/0



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक