Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class12  >>  Current Electricity
0 votes

Find the resistance of the wire frame shaped as a cube when measured between the points 1 and 2. The resistance of each edge is R


$\begin {array} {1 1} (A)\;\large\frac{R}{7} & \quad (B)\;\large\frac{11R}{12} \\ (C)\;\large\frac{7R}{12} & \quad (D)\;\large\frac{4R}{9} \end {array}$


Can you answer this question?

1 Answer

0 votes
The potential diagram after identifying the equipotential points is as follows.
Here, each connections represent a resistance of R
The equivalent resistance on simplifying comes out to be $ \large\frac{7R}{12}$
Ans : (C)
answered Feb 8, 2014 by thanvigandhi_1
edited Mar 14, 2014 by thanvigandhi_1

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App