A capacitor, a resistance of is in series with 12 V battery. Find the time after…
PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences
Problem
A 4μF capacitor, a resistance of 2.5 MΩ is in series with 12 V battery. Find the time after which the potential difference across the capacitor is 3 times the potential difference across the resistor.
(1) 13.86s
(2) 6.93s
(3) 7s
(4) 14s