Two trains are running on parallel lines in the same direction at a speed of 50 km/hr and 30 km/hr respectively. The faster train crosses a man sitting in the slower in 18 seconds. What is the length of the faster train?

A 170 m
B 150 m
C 100 m
D 64 m

Correct Answer: 100 m

Hints: আপেক্ষিক বেগ ( 50 - 30) km/hr = 20 km/hr = 20000m/3600s 3600 সেকেন্ডে যায় 20000 মিটার 18 সেকেন্ডে যায় ( 20000×18)/3600 = 100 মিটার
Bissoy MCQ
#গণিত #ট্রেন ও  গতিবেগ (Train & Speed) #Exim Bank Ltd #Exim Bank Ltd - Trainee Officer - 29.05.2015

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