InterviewSolution
Saved Bookmarks
| 1. |
400 J of heat is produced in 4 s in a 4.0ohm resistor. Find the potential difference across the resistor. |
|
Answer» SOLUTION :Here, H = 400 J `:. (V^2t)/R = 400` `:. V^2 = 400 XX R/t = 400 xx 4/4= 400` `:. V = 20 "volts"` |
|