Railway Engineering
The type of bearing plate used in all joints and on curves to give better bearing area to the rails is

mild steel canted bearing plate
flat mild steel bearing plate
None of these
cast iron anti creep bearing plate

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Railway Engineering
Stretcher bar is provided

To prevent any vertical movement between the wing rail and nose of crossing
To permit lateral movement of the tongue rail
To ensure exact gauge at the toe of the switch as well as the nose of crossing
To maintain the two tongue rails at the exact distance

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Railway Engineering
Switch angle is the angle between

the outer face of the stock rail and the gauge face of the tongue rail
the gauge face of the stock rail and outer face of the tongue rail
the outer face of the stock rail and tongue rail
the gauge face of the stock rail and tongue rail

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