Railway Engineering
Composite sleeper index is the index of

Toughness and wear resistance
Strength and toughness
Hardness and strength
Wear resistance and hardness

ANSWER DOWNLOAD EXAMIANS APP

Railway Engineering
Stretcher bar is provided

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

ANSWER DOWNLOAD EXAMIANS APP