Anyone please explain the question in pg 221 question 6 of physics chapter electricity ncert reader Please explain the - Physics - Electricity

Question

Anyone please explain the question in pg 221 question 6 of physics
chapter electricity ncert reader Please explain the mathematical
step I couldn't do this

Debalina Deb · Accepted Answer

Dear student,

<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_607c807fe5633%20jpg"
style="width: 1023px; height: 510px;">
Regards

Anyone please explain the question in pg 221 question 6 of physics chapter electricity ncert reader. Please explain the mathematical step. I couldn't do this.