Q. In the shown circuit, what is the potential difference across $A$ and $B$
A) $50\ V$
B) $45\ V$
C) $30\ V$
D) $20\ V$
Explanation
(d) Because cell is in open circuit
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.