The object of providing a point lock is – McqOptions

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1.	The object of providing a point lock is
A.	To ensure that each switch is correctly set
B.	To ensure that the point may not be operated while the train is on it
C.	To detect any obstruction between and tongue rail
D.	None of the above
Answer» B. To ensure that the point may not be operated while the train is on it

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