For each sleeper ___ pandrol clips are used.

For super critical flow, Fr _____ 1.

In ___ liquid flows under atmospheric pressure.

What is the splay provided in splayed wing walls?

___________ flow the liquid particles move along straight parallel paths.

Aqueduct is an example of ______ channel.

_____ number is the ratio between inertia and viscous forces.

Which of the following is the weakest part in the railway track?