Which one of the following methods is generally considered the best for tunnel ventilation ?-A-Driving a drift through the tunnelB-'Blow in' methodC-'Blow out' methodD-Combination of 'Blow in' and 'Blow out' methods-D-Combination of 'Blow in' and 'Blow out' methods

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Which one of the following methods is generally considered the best for tunnel ventilation ?-A-Driving a drift through the tunnelB-&#39;Blow in&#39; methodC-&#39;Blow out&#39; methodD-Combination of &#39;Blow in&#39; and &#39;Blow out&#39; methods-D-Combination of &#39;Blow in&#39; and &#39;Blow out&#39; methods

APTITUDE CRACK · Accepted Answer

D Combination of &#39;Blow in&#39; and &#39;Blow out&#39; methods No answer description is available.

UPSC Civil Service Exam Questions - Engineering

Which one of the following methods is generally considered the best for tunnel ventilation ?

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UPSC Civil Service Exam Questions - Engineering

Which one of the following methods is generally considered the best for tunnel ventilation ?

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For help Students Orientation Mcqs Questions

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