Question : An electric heater of resistance 8Ω draws 15 A from the service mains for 2 hrs. Calculate the rate at which heat is developed in the heater. FOR ELECTRICITY/MAGNET PDF___ Download Link___https://drive.google.com/file/d/1jUib... Book-S.Chand {Lakhmir sing} Chapter-Electricity [Series & parallel combination] If you care! Please ,like share and subscribe to my channel for more video. & Also press the bell icon for regular update and notifications. Thanks for watching my video!