Question : In a railway track, two rails are joined end to end with a gap in between them because:

Option 1: steel can be saved

Option 2: accidents due to contraction in winter can be avoided

Option 3: air - gaps are necessary for bearing the weight of running train

Option 4: accidents due to expansion in summer can be avoided

Question : What is the meaning of continentality?

Option 1: Very hot during winter and very cold during the summer

Option 2: Very hot during summer and very cold during winter

Option 3: Very hot during summer and lots of rain

Option 4: Very cold during winter and not hot during summer

Question : Train A running at 81 km/hr takes 72 sec to overtake train B, when both the trains are running in the same direction, but it takes 36 sec to cross each other if the trains are running in the opposite direction. If the length of train B is 600 metres, then find the length of train A (in metres).

Option 1: 600

Option 2: 480

Option 3: 590

Option 4: 900

Question : A train of length 100 metres crosses another train of length 150 metres, running on a parallel track in the opposite direction, in 9 seconds. If the speed of a train having a length of 150 metres is 40 km/h, then what is the speed (in km/h) of the other train?

Option 1: 30

Option 2: 48

Option 3: 50

Option 4: 60

Question : Identify the subsidiary of Steel Authority of India Limited ( SAIL) that is located along the Kolkata-Asansol railway line.

Option 1: ESL Steel Ltd. (ESL)

Option 2: Jindal Steel and Power Ltd. (JSPL)

Option 3: Indian Iron and Steel Company (IISCO)

Option 4: Tata Iron and Steel plant (TISCO)

Question : A passenger train running at the speed of 80 km/h leaves the railway station six hours after a goods train leaves and overtakes it in four hours. What is the speed of the goods train?

Option 1: 32 km/h

Option 2: 50 km/h

Option 3: 45 km/h

Option 4: 64 km/h