Q.

A thin conducting ring of radius R is given a charge +Q. The electric field at the centre O of the ring due the to the charge on the part AKB of the ring is E. The electric field at the centre due to the charge on the part ACDB of the ring is

Question Image

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

E along OK

b

E along KO

c

3E along KO

d

3E along OK

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

According to symmetry net electric field due to part AKB and the part ACDB at its centre is zero, i.e.,

Question Image

        Etotal =0 or   EAKB+EACDB=0E1+E2=0 or     E2=-E1 or     EACDB=-E( along KO)

Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
A thin conducting ring of radius R is given a charge +Q. The electric field at the centre O of the ring due the to the charge on the part AKB of the ring is E. The electric field at the centre due to the charge on the part ACDB of the ring is