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.-E-All of the above.

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APTITUDE CRACK · Accepted Answer

E All of the above. No answer description is available.

Tunnelling - Engineering

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

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Tunnelling - Engineering

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

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For help Students Orientation Mcqs Questions

For help Students Orientation
Mcqs Questions