May 2019 1 11 Report
1.Dalam sebuah Rumah tanggaterdapat 13 buah lampu 10 watt dan4 lampu 30 watt yg me nyala selama 5 jam/perhari jima harga 1 kWh/perhari
A. Hitunglah energies yg terpakai selama 1 bulan
B. Biaya listrik yg harus dibayar perbulan

2. Setrika listrik 350 watt/220v dipakai selama 2 menit. Berapakah besarnya kalor yg dibutuhkan?


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