Related Questions

Which one of the following is a modified stem?
A Carrot
B Sweet potato
C Coconut
D Potato
Which one of the following tunneling methods is used for laying underground sewers?
A Needle beam method
B Army method
C German method
D Italian method
Which of the following methods is used for laying of underground cables?
A Direct laying
B Draw-in-system
C Solid system
D All of the above
The famous Vedic river which had long ago become extinct and now supposed to be flowing underground in Rajasthan is
A Sindhu
B Sabastu
C Shatudri
D Saraswati
Which of the following is not a result of underground water activity?
A Stalactites
B Stalagmites
C Sink holes
D Fiords
Asia's first underground Hydel Project is located in which of the following States in India?
A Jammu & Kashmir
B Himachal Pradesh
C Arunachal Pradesh
D Uttar Pradesh
Sacrificial anode method is used in the protection of pipelines which are buried underground. Sacrificial anode
A Occurs higher in the electro-chemical series of metals
B Is exemplified by magnesium plate
C Is much cheaper than the cathodic base material to be guarded against corrosion
D All of the above
The world's first underground railway system was built in -
A Berlin
B Moscow
C New York
D London
The tunnels, the artificial underground passages are constructed for:
A Highways
B Railways
C Sewerage
D All the above
Underground cables are laid at sufficient depth
A To minimize temperature stresses
B To avoid being unearthed easily due to removal of soil
C To minimize the effect of shocks and vibrations due to gassing vehicles, etc.
D For all of the above reasons

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