NEET Class neet Answered
What is value of R
Asked by Prashant DIGHE | 19 Jul, 2019, 05:09: PM
Expert Answer
Current in the circuit, I = 2E / ( r1 + r2 + R ) ...................(1)
if potential differece across first cell is zero, then we have E - ( I×r1 ) = 0 ............(2)
by substituting I from eqn.(1), eqn.(2) is written as , E - [ (2E×r1) / ( r1 + r2 + R ) ] = 0 ................(3)
from eqn.(3), we get R = r1 - r2
Answered by Thiyagarajan K | 20 Jul, 2019, 10:28: AM
Application Videos
NEET neet - Physics
Asked by tejaskadiyan148 | 05 May, 2024, 11:52: AM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by hardikmittal25 | 03 May, 2024, 02:57: PM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by sa1033278 | 02 May, 2024, 07:37: PM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by bidyutpravarout79 | 26 Apr, 2024, 09:40: PM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by ramanjaneyuluoguru | 25 Apr, 2024, 04:18: PM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by shatakshibhatt9 | 20 Apr, 2024, 07:52: PM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by praveenpriya000079 | 18 Apr, 2024, 07:24: AM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by gouranshi84 | 17 Apr, 2024, 05:23: PM
ANSWERED BY EXPERT
NEET neet - Physics
Asked by sojusvi | 17 Apr, 2024, 01:12: PM
ANSWERED BY EXPERT