Railway Engineering
The reception signal is
i) outer signal
ii) home signal
iii) starter
iv) advanced starter
The correct answer is

(ii) and (iii)
(i)and(iv)
(iii) and (iv)
(i) and (ii)

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Railway Engineering
Lead of crossing is the distance from the

heel of the switch to the toe of the switch
heel of the switch to the theoretical nose of the crossing
toe of the switch to the theoretical nose of crossing
toe of the switch to the actual nose of crossing

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