A 5?F Capacitor Is Charged By A 220 V Supply. It Is Then Disconnected From The Supply And Is Connected To Another Uncharged 2.5?F Capacitor.
Harshit Shrivastav
4 Years Ago
A 5μF capacitor is charged by a 220 V supply. It is then disconnected from the supply and is connected to another uncharged 2.5μF capacitor. How much electrostatic energy of the first capacitor is lost in the form of heat and electromagnetic radiation ?
(A) 0.02 J
(B) 0.121 J
(C) 0.04 J
(D) 0.081 J
asked Jul 10 12:00:00 AM
Harshit Shrivastav
Q: 617
A: 111
