Q.

In the adjacent shown circuit, a voltmeter of internal resistance R, when connected across B and C reads 1003V . Neglecting the internal resistance of the battery, the value of R is (in kilo ohm)

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

answer is 25.

(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

When a resistance of R is connected in parallel between B and C.

The effective resistance between B and C will be RBC=50.R50+R

So the potential difference between B and C is given by VRBCRBC+RAB, which is given as 1003V

RBCRBC+RAB=13

on solving we get R=50Ω

Watch 3-min video & get full concept clarity

tricks from toppers of Infinity Learn

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
In the adjacent shown circuit, a voltmeter of internal resistance R, when connected across B and C reads 1003 V . Neglecting the internal resistance of the battery, the value of R is (in kilo ohm)