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Railways

Q1:

Minimum length of a transition curve required for

A 2° curves for a maximum permissible speed of 135 km/hr, is 220 metres

B 4° curves for a maximum permissible speed of 95 km/hr, is 220 metres

C 6° curves for a maximum permissible speed of 80 km/hr, is 220 metres

D All the above.

ANS:D - All the above.

Use L = 7.2e.
where e = GV^2/127R ;
And R =1720/D.



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