A train 800 metres long is running at a speed of 78 km/hr . If it c – McqOptions

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1.	A train 800 metres long is running at a speed of 78 km/hr . If it crosses a tunnel in 1 minutes, then the length of the tunnel ( in metres) is :
A.	130
B.	360
C.	500
D.	540
Answer» D. 540

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