Railway Engineering
The slipping of driving wheels of locomotives on the rail surface causes

corrugation of rails
scabbing of rails
hogging of rails
wheel burns

ANSWER DOWNLOAD EXAMIANS APP

Railway Engineering
Heel divergence is

Equal to flange-way clearance
Always greater than flange-way clearance
Sometimes greater than flange-way clearance
Always less than flange-way clearance

ANSWER DOWNLOAD EXAMIANS APP