may i have some queries regarding rail modelling here? If it is not appropriate.

@sanjayelixir,
Welcome to RCI,
If scroll down the home page, you'll find a board for 'kites, trains etc'.
Regards.

You can ask me; pline; iyer sir and VC sir.

@prabal276,
@sanjayelixir,
Oops.
I don't know anything about trains.
Haven't even been on one in years 
Search for pline here.
See his posts.
Guaranteed to blow you away.
Regards.