The laying of sewers is done with____________________?
The laying of sewers is done with____________________?
A. Magnetic compass
B. Theodolite
C. Level
D. Clinometer
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The stone ware sewers_________________?
The stone ware sewers_________________?A. Are used for carrying sewage and drainage from houses
B. Are manufactured from clays and shale
C. After casting are dried and burnt at temperature 150°C, 700°C and 1200°C
D. All the aboveCavitation is caused by___________________?
Cavitation is caused by___________________?A. high velocity
B. high pressure
C. weak material
D. low pressure
E. low viscosityPressure of the order of 10″‘ torr can be measured by_______________ ?
Pressure of the order of 10″‘ torr can be measured by_______________ ?A. Bourdon tube
B. Pirani Gauge
C. micro-manometer
D. ionisastion gauge
E. McLeod gaugeThe spacing of bars of perforations of fine screens used for the treatment of sewage, is_______________?
The spacing of bars of perforations of fine screens used for the treatment of sewage, is_______________?A. 2 to 3 mm
B. 3 to 5 mm
C. 5 to 8 mm
D. 8 to 10 mmTotal pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be ___________________?
Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be ___________________?A. 1000 kg
B. 4000 kg
C. 2000 kg
D. 8000 kg
E. 16000 kgIn order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to_________________?
In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to_________________?A. sin 9
B. sin 9
C. casS
D. cos 9
E. tan 9