68)which of the following is correct regarding electricity?
1) p= V^2/R
2)P= I^2 /R
3)P= V^2*R
4)P= VIR
Answers
Answered by
2
power=heat / time
power=i^2rt/t
power= v^2/r^2 *r
power = v^2/r
power=i^2rt/t
power= v^2/r^2 *r
power = v^2/r
Answered by
3
P = V²/R..........(1)
Similar questions