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How long will a 150 m long train running at a speed of 60 kmph take to cross the bridge of 300 m long?

A37 seconds

B35 seconds

C25 seconds

D27 seconds

Answer:

D. 27 seconds

Read Explanation:

distance to be covered = 150+300 = 450 m Speed = 60km/hr = 60 x 5/18 =50/3 m/s Time = distance/speed = 450 x3/50=27 seconds


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450 മീറ്റർ നീളമുള്ള ഒരു തുരങ്കം മറികടക്കാൻ 725 മീറ്റർ നീളമുള്ള ട്രെയിൻ 50 സെക്കൻഡ് സമയം എടുത്തു. എന്നാൽ ട്രെയിനിൻറ വേഗം മണിക്കൂറിൽ എത കിലോമീറ്റർ ആണ്?