Download Aptitude Crack
img not found img not found

Tunnelling

Q1:

Pick up the correct statement from the following during tunnel excavation,

A Oxygen should not be less than 19.5%

B Carbondioxide should not be more than 0.5%

C Hydrogen sulphide should not be more than 0.001%

D Carbon mono-oxide should not be more than 0.01%

E All of the above.

ANS:E - All of the above.

No answer description is available. 



img not found
img

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.