Which of the following mechanical devices is used to ensure that route cannot be changed while the train is on the point even after putting back the signal?
Adetectors
Bstretcher bar
Ciock bar
D
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Correct answer
C. iock bar
Explanation
The correct answer is iock bar.
Correct answer
D. equivalent pipe method
Explanation
The correct answer is equivalent pipe method.
Correct answer
A. WI2/8
Explanation
The correct answer is WI2/8.
Correct answer
D. milestone
Explanation
The correct answer is milestone.
Correct answer
A. both 2.5mm and 5.0 mm penetrations
Explanation
The correct answer is both 2.5mm and 5.0 mm penetrations.
Correct answer
B. zero
Explanation
The correct answer is zero.
Correct answer
E. the algebraic sum of the resolved parts of the forces in the given direction
Explanation
The correct answer is the algebraic sum of the resolved parts of the forces in the given direction.
Correct answer
A. longitudinal joints
Explanation
The correct answer is longitudinal joints.
Correct answer
C. Time value of money
Explanation
The correct answer is Time value of money.
Correct answer
B. either a clearway or a stopway or both
Explanation
The correct answer is either a clearway or a stopway or both.