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GATE Civil Engineering · Environmental Engineering - Water Treatment · 2018-2025
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All concepts →2025 Q3
An electricity utility company charges ₹ 7 per kWh (kilo watt-hour). If a 40-watt desk light is left on for 10 hours each night for 180 days, what would be the cost of energy consu...
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2018 Q51
At a small water treatment plant which has 4 filters, the rates of filtration and backwashing are 200 m³/d/m² and 1000 m³/d/m², respectively. Backwashing is done for 15 min per day...
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