Related Questions

The drainage water intercepting the canal can be disposed of by passing the canal below the drainage in
A aqueduct and syphon aqueduct
B aqueduct and super passage
C super passage and canal syphon
D level crossing
The dangers of a storm --- torrential rains, high winds and storm surges. (Select the word/phrase that appropriately fills in the gap)
A include
B includes
C including
D to include
Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is
A Neutralised by alkali treatment
B Left as such without any treatment
C Diluted with fresh water to reduce its acidity
D None of these
The most commonly used transistor arrangement is ___________ arrangement
A common emitter
B common base
C common collector
D none of the above
For effective drainage, the finished surface of flat roof should have a minimum slope of
A 1 in 20
B 1 to 50
C 1 in 10
D 1 in 5
The most suitable material for a sewer for carrying storm water is
A Asbestos cement
B Cast iron
C Mild steel
D Cement concrete
If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of
A Degradation
B Active decomposition
C Recovery
D Cleaner water
When a canal is carried over a natural drainage, the structure provided, is known as
A Syphon
B Aqueduct
C Super passage
D Syphon-aqueduct
When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called
A Syphon
B Aqueduct
C Super passage
D Syphon-aqueduct
The values of h parameter of a transistor in CE arrangement are ___________ arrangement
A The same as for CB
B The same as for CC
C Different from that in CB
D None of the above

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