Railway Engineering
In a B.G. railway track, the specified ruling gradent is 1 in 250. The horizontal curve of 3° on a gradient of 1 in 250 will have the permissible gradient of

1 in 512
1 in 357
1 in 457
1 in 257

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Railway Engineering
Heel divergence is

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

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