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Mining Engineering · Q61

Mine Ventilation

Engineering and GATE · Mining Engineering · question 61

Q61

Match the followings: Component of flame safety lamp Purpose of component P. Asbestos ring 1. Dissipation of heat of flue gas Q. Wire gauges 2. Formation of air-tight joints R. Outer glass 3. Arrest of explosion inside the lamp S. Combustion chimney 4. Separation of inlet air from flue gas

Match the followings:
Component of flame safety lamp Purpose of component
P. Asbestos ring 1. Dissipation of heat of flue gas
Q. Wire gauges 2. Formation of air-tight joints
R. Outer glass 3. Arrest of explosion inside the lamp
S. Combustion chimney 4. Separation of inlet air from flue gas
A.
P-2, Q-1, R-3, S-4
Answer
B.
P-4, Q-1, R-2, S-3
C.
P-2, Q-4, R-3, S-1
D.
P-1, Q-2, R-4, S-3

Answer: Option A

Solution

Answer: Option A
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