Q.

Which of the following causes stresses in Sleepers?

A. eccentric vertical loads
B. contact shear stress of wheel and rail
C. lateral deflection of sleepers
D. track components
Answer» D. track components
Explanation: the track components like the track modulus, the stiffness of rail, design of the sleeper, sleeper density (number of sleepers provided) and their load bearing capacity are factors which cause stresses in sleepers. the other 3 options are responsible for stresses in rails.
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