. Pick up the mechanical ventilation method used for tunnels from the following Options: A . &nbspblowing fresh air by ducts to the face of tunnel B . &nbspexhausting foul air by ducts from the face of the tunnel and permitting fresh air through the tunnel C . &nbspblowing fresh air and exhausting foul air by ducts D . &nbspall the above.

. Pick up the mechanical ventilation method used for tunnels from the foll

Question

. Pick up the mechanical ventilation method used for tunnels from the following

Options:

A . blowing fresh air by ducts to the face of tunnel

B . exhausting foul air by ducts from the face of the tunnel and permitting fresh air through the tunnel

C . blowing fresh air and exhausting foul air by ducts

D . all the above.

Answer: Option D

Submit Your Solution Below and Earn Points !

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Chapter 3.1 : INTRODUCTION Chapter 3 : Sinter Plant SAIL E0 - GPOE/GPA 2024

Chapter 2.3 : COAL HANDLING PLANT - Set 1 Chapter 2 : Coke Ovens and Coal Chemicals SAIL E0 - GPOE/GPA 2024

Chapter 1.1 : INTRODUCTION Chapter 1 : Raw Material Handling Plant SAIL E0 - GPOE/GPA 2024

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

DSP Combined 1 Free Revision Test SAIL JO E-0