The electric field in a certain region is acting radially outward is given by E=Ar. A charge contained in a sphere of radius ‘a’ centered at the origin of the field, will be given by
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
A∈0a2
b
4π∈0Aa3
c
∈0Aa3
d
4π∈0Aa2
answer is B.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
ϕ=(Ar)4πr2, where r=aϕ=(Aa)4πa2qin ϵ0=A4πa3⇒qin =4π∈0a3A