C-04-Q098mediumsingle_mcq১ kWh কত J?a3.6×1033.6 \times 10^33.6×103b3.6×1053.6 \times 10^53.6×105c3.6×1063.6 \times 10^63.6×106d3.6×1093.6 \times 10^93.6×109