Question
A goods train runs at the speed of 72 kmph and crosses a 250 m long platform in 26 seconds. What is the length of the goods train?
Answer: Option D
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Speed =\(\left(72\times\frac{5}{18}\right)m/sec=20m/sec\)
Time = 26 sec.
Let the length of the train be x metres.
Then, \(\frac{x+250}{26} = 20\)
x + 250 = 520
x = 270.
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