Question

Q5. The most important requirements of main line railway service
O (A) Higher maximum speed
O (B) Minimum cost of overhead structure
O (C) Single phase AC system
O (D) All of the above​

Answer 1

Answer:

answer is Higher maximum speed

In volts 2500

volts

Answer 2

Higher maximum speed is required for mainline railway service

Explanation:

• Mainline railway service is the one that is considered as the major route from which other branch lines merge out.

• The mainline usually operates at a higher speed than the rest of the branch lines.

• Since several routes originate from the mainline, it is maintained at higher standards than the branch lines and often contains more than one parallel tracks as well.

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