InterviewSolution
Saved Bookmarks
| 1. |
An electric heater of resistance 8 Omega draws 15A from the service mains for 2hours. Calculate the rate at which heat is developed in the heater? |
|
Answer» SOLUTION :Here RESISTANCE of electric HEATER `R=8 Omega`, and current DRAWN by heater `I=15A` `therefore` Rate at which heat is developed in the heater =`I^2R=(15)^2 times 8=1800 W` |
|