Two conducing concentric hollow spheres of radii a and 2a respectively are shown in the diagram. The inner shell has net charge Q on its surface. The outer shell is neutral. If the outer shell is connected to the earth the heat generated through the connecting wire is
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
Zero
b
14π∈0.Q22a
c
14π∈0.Q24a
d
14π∈0.Q2a
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Outside energy =14π∈0Q22×2a will become zero as the shell is earthed. This energy appears as heat
Not sure what to do in the future? Don’t worry! We have a FREE career guidance session just for you!
Two conducing concentric hollow spheres of radii a and 2a respectively are shown in the diagram. The inner shell has net charge Q on its surface. The outer shell is neutral. If the outer shell is connected to the earth the heat generated through the connecting wire is