Blog categorized as Current electricity

Q- A galvanometer together with an unknown resistance is connected with two identical batteries of each 1.5 V. When the batteries are connected in series, the galvanometer records a current 1.0 A and when the batteries are in parallel, the current is 0.6 A. What is the internal resistance of the bat...

June 25,2026 09:57 AM - Comment(s)

Q - An infinite square grid of resistances, each R is shown in diagram. If a battery of EMF V with negligible internal resistance is connected between points A and B, what is the current through the battery?

Solution:

December 27,2025 07:27 AM - Comment(s)