PROBLEMS BASED ON TRAINS: 11.
A train 110 metres in length travels at 60
km/hr. In what time will it pass a man who
1. How many seconds will a train 100 metres is walking against the train at 6 km a hour?
long running at the rate of 36 km an hour 12. Two trains 70 m and 80 m long respectively,
take to pass a certain telegraph post?
run at the rates of 68 and 40 km an hour
2. A train 110 m in length runs through a respectively on parallel rails in opposite
station at the rate of 36 km per hour. How directions. How long do they take to pass
long will it take to pass a given point? a) 11 each other? ^a) 5 seconds b) 10 seconds c)
sec b) 12 sec c) 13 sec d) 15 sec 12 seconds d) 6 seconds
3. A train 135m long is running with a speed of 13. Two trains 132 metres and 108 metres in
54 km per hour. In what time will it pass a length are running towards each other on
telegraph post? a) 9 sec b) 12 sec c)8sec parallel lines, one at the rate of 32 km/hr
d)6sec and another at 40 km/hr. In what time will
4. A train 550 metres long is running with a they be clear of each other from the
speed of 55 km per hour. In what time will moment they meet? a) 12 sec b)9sec c) 15
it pass a signal post? a) 30 sec b) 24 sec c) sec 3) Data inadequate
42 sec d) 36 sec 14. Two trains 127 metres and 113 metres in
5. A train 160 metres long passes a standing length respectively are running in opposite
man in 18 seconds. What is the speed of the directions, one at the rate of 46 km/hr and
train? a) 28 km/hr b) 36 km/hr c) 32 km/hr another at the rate of 26 km per hour. In
d) None of these what time will they be clear of each other
6. How long does a train 110 metres long from the moment they meet? a) 17 sec b)
running at the rate of 36 km/hr take to 12 sec c) 14 sec d) None of these
cross a bridge 132 metres in length? 15. A train 150 metres long crosses a man
7. How long will a train 60 m long travelling at walking at a speed of 6 km/hr in the
40 km an hour, take to pass through a opposite direction in 6 seconds. The speed
station whose platform is 90 m long? a) 14
of the train is a) 96 km/hr b) 84 km/hr c)
sec b) 13.5 sec c) 14.5 sec d) None of these 106 km/hr d) 66 km/hr
8. A train 200 m long is running with a speed
of 72 km/hr. In what time will it pass a
platform 160 m long? a) 18 a) 66 km/hr b)
55 km/hr c) 64 km/hr d) None of these
9. A train 700 m long is running with a speed
of 72 km/hr. if it crosses a tunnel in one
minute, what is the length of tunnel? a) 18
sec b) 21 sec c) 15 sec d) 20 sec
10. A train 150 m long passes a telegraph post
in 12 seconds. Find, in what time, it will pass
a bridge 250 m long? a) 32 sec b) 36 sec c)
25 sec d) 24
