2
You visited us
2
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard IX
Physics
Distance-Time Graphs
Two passenger...
Question
Two passenger trains pass(at the same instant) through points A and B,which are 200 km apart.They run on parallel tracks towards each other at speeds of 60 km/h and 45 km/h respectively.They will meet in time ??
Open in App
Solution
Dear Student,
Since both trains are moving towards each other, net velocity is relative velocity given by the sum of the velocities of each train i.e.,
v = (60 + 45)=105 kmph
distance, AB = 200 km.
So, time taken to meet :
t
=
200
k
m
105
k
m
p
h
=
40
21
h
r
Regards,
Manoj Singh.
Suggest Corrections
0
Similar questions
Q.
Two trains of lengths
120
m and
90
m are running with speed of
80
km/hr and
55
km/hr respectively towards each other on parallel lines. If they are
90
m apart, after how many seconds they will cross each other completely?
Q.
Two trains
140
m and
160
m long run at the speed of
60
km/hr and
40
km/hr, respectively, in opposite directions on parallel tracks. What is the time (in seconds) which they take to cross each other?
Q.
Two cars A and B having average speeds of 30 and 40 km/hr, respectively, are 280 km apart. They start moving towards each other at 3.00 pm, at what time, will they meet?
Q.
Two trains each of length
100
m
moving parallel towards each other at speed
72
k
m
/
h
and
36
k
m
/
h
respectively. In how much time will they cross each other?
Q.
Two trains
180
meters and
120
meters in length are running towards each other on parallel tracks one at the rate
65
km/hour and another at the rate of
55
kmph. In how many seconds will they be clear of each other from the moment they meet ?
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Motion Visualised
PHYSICS
Watch in App
Explore more
Distance-Time Graphs
Standard IX Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app