What should be the value of R in figure (32-E 16)

Download now India's Best Exam Prepration App Class 8-9-10, JEE & NEET
Video Lectures	Live Sessions
Study Material	Tests
Previous Year Paper	Revision

Video Lectures

Live Sessions

Study Material

Tests

Previous Year Paper

Revision

Question:
What should be the value of $R$ in figure $(32-E 16)$ for which the current in it is zero?

Solution:

The circuit is in wheat stone symmetry So, for all values of $R$, current=0.