As per IS : 1172-1963, water required per head per day for average domestic purposes, is 135 litres 85 litres 65 litres 105 litres TRUE ANSWER : ? YOUR ANSWER : ?
The specific retention is least in case of Sand Coarse gravel. Clay Silt TRUE ANSWER : ? YOUR ANSWER : ?
The least thickness of class B cast iron (spun) pipe, is 8.6 mm 7.2 mm 10 mm 7.9 mm TRUE ANSWER : ? YOUR ANSWER : ?
In centrifugal pump installation, The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe The motor may burn out if it is started with empty delivery pipe and with open gate valve All listed here Pump is properly primed before starting TRUE ANSWER : ? YOUR ANSWER : ?
When the reduced level of the water source is higher than the reduced level of the consumer's place, water is generally supplied By pumping system By gravitational system All listed here Both (A) and (B) TRUE ANSWER : ? YOUR ANSWER : ?
Turbidity of raw water is a measure of O.D None of these Suspended solids Acidity of water TRUE ANSWER : ? YOUR ANSWER : ?
Asbestos pipes are light in weight and easy to transport highly resistant to corrosion All listed here very much smooth and hydraulically efficient TRUE ANSWER : ? YOUR ANSWER : ?
Specific capacity or yield of wells, is generally expressed, as m³/sec m³/hour m³/hour/m² m³/hour/m²/m TRUE ANSWER : ? YOUR ANSWER : ?
According to IS : 1172-1963, a minimum of 135 litres of water capita per day, is required for All listed here Nurses home and medical quarters Boarding schools hostels TRUE ANSWER : ? YOUR ANSWER : ?
To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length of the pipe is 1506 m and f = 0.01, ignoring other minor losses and assuming the economical diameter from Lea's formula D = 1.2 √Q, the water horse power of the pump is 500 400 450 600 TRUE ANSWER : ? YOUR ANSWER : ?