Question

Let's find out the heat developed in 3 minutes by a device of resistance 920 ohm working under 230 V.​

Answer 1

Answer:

H=I^2RT

Explanation:

Heat developed =I^2RT

here R=920 ohm and t=3 minutes=3*60=180 seconds

I=V/R=230/920=0.25

H=0.25*0.25*920*180=10,350 joule

Hope you are satisfied with the answer

PLEASE MARK AS BRAINLIEST and follow me to follow you back

Answer 2

Answer:

above answer is correct

Explanation:

give your number I will chat with you