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Start learning 50% faster. Sign in nowLet the speed of the boat = 9km/hr Speed of current = x km/hr Speed upstream = (9 – x) km/hr Speed downstream = (9 + x) km/hr Time upstream + time downstream = 3 hours Time = distance/(speed ) 12/(9-x)+ 12/(9+x) = 3 x = 3 km/hr
The Chittaranjan Locomotive Works factory commenced the production of steam locomotives on:
A horse-drawn tramway began operation in Bombay between Colaba and Parel in the year:
When was Indian Railway Finance Corporation established?
Diesel Locomotives are produced in which of the following cities?
The idea of a railway to connect Bombay with Thane, Kalyan and with the Thal and Bhore Ghats was first approached by _________________________
Integral Coach Factory is located at:
Which Railway Zone has launched the project "Operation My Saheli" for the safety of lady passengers?
Which is the Fastest train in India?
A platform surrounded by rail lines from all the four sides is known as ________________ ?
Shatabdi Express train was started in ________.