Q. A uniform wire of $16\ \Omega$ is made into the form of square. Two opposite corners of the square are connected by a wire of resistance $16\Omega.$ The effective resistance between the other two opposite corners is
A) $32\Omega$
B) $20\Omega$
C) $8\Omega$
D) $4\Omega$
Explanation
(d) According to the principle of Wheatstone’s bridge, the effective resistance between the given points is $4\Omega$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.