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The Indian Railways have gone in for qualitative improvements since independence Which of the following have taken place in recent years?
1. Gauge conversion
2. Track electrification
3. Automatic signals
Select the correct answer using the codes given below :
A. 1 and 2 only
B. 2 and 3 only
C. 1 and 3 only
D. 1,2 and 3
The Indian Railways have gone in for qualitative improvements since independence Which of the following have taken place in recent years?
1. Gauge conversion
2. Track electrification
3. Automatic signals
Select the correct answer using the codes given below :
A. 1 and 2 only
B. 2 and 3 only
C. 1 and 3 only
D. 1,2 and 3
Correct option (d) 1, 2 and 3
Explanation:
Indian railways have an impressive record of qualitative improvements. The major areas of qualitative improvement during the recent years are gauge conversion, rolling stock, track electrification, automatic signalling, introduction of fast trams and amenities and facilities for rail users.