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Civil Engineering Environmental Engineering Difficulty: Medium

The maximum permissible limit for fluoride in drinking water is

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More Civil Engineering Questions

In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is Which one of the following gases is most significant as air pollutant? The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick Equation of motion of a point in a straight line, is The velocity ratio of an inclined plane of inclination 'θ' with horizontal for lifting a load is