Answer:
Some
improvement made by Indian Railways since independence are
(i) Electrification of railway lines to reduce burden on fossil fuels and
to increase speed.
(ii) Introduction of computerised reservation system for
convenience of passengers.
(iii) Conversion of metre gauge lines to broad gauge to ensure
higher speed and higher carrying capacity.
(iv) Construction of new railway lines to improve the connectivity
of the country.
(v) Replacing steam engines, which caused heavy pollution,
by diesel and electric engines.
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