71st BPSC Prelims (2025), question 123
🔬 Science & Technology
If energy consumed in a home is 250 units, the total energy in Joules will be:
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Answer: C — 9×10⁸
1 unit = 1 kWh = 3.6×10⁶ J; 250 units = 250×3.6×10⁶ ≈ 9×10⁸ J.
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