‘Cowl’ is provided at________?
Correct answer
C. Upper end of ventilating column
Explanation
The correct answer is Upper end of ventilating column.
MCQs
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Correct answer
C. Upper end of ventilating column
Explanation
The correct answer is Upper end of ventilating column.
Correct answer
B. 4.5 m
Explanation
The correct answer is 4.5 m.
Correct answer
C. Call value
Explanation
The correct answer is Call value.
Correct answer
A. heel of the switch to the theoretical nose of the crossing
Explanation
The correct answer is heel of the switch to the theoretical nose of the crossing.
Correct answer
A. 2.5%
Explanation
The correct answer is 2.5%.
Correct answer
A. loss of cohesion
Explanation
The correct answer is loss of cohesion.
Correct answer
D. both (1) and (4)
Explanation
The correct answer is both (1) and (4).